Glossary
Reference
Peptide Glossary
A comprehensive reference guide to peptide terminology, research compounds, and analytical methods. This glossary provides definitions for products, categories, and technical terms used throughout Peptide Lab Group documentation and research materials.
A
5-Amino-1MQ
A Metabolic Research Peptide listed by Peptide Lab Group for laboratory research reference. 5-Amino-1MQ is a small molecule compound studied in metabolic and cellular energy research. It is commonly grouped with AOD-9604, Cagrilintide, and SLU-PP-332 in metabolic research categories.
Aesthetic Research Peptides
A category of research compounds studied for their potential applications in dermatological and cosmetic research. Aesthetic Research Peptides include products such as Melanotan II, Melanotan I, PT-141, Snap-8, Matrixyl, and Argireline.
Agonist
A substance that initiates a physiological response when combined with a receptor. In peptide research, an agonist binds to specific receptors to trigger cellular responses. Understanding agonist activity is essential for interpreting dose-response relationships in laboratory studies.
Amino Acid
Organic compounds that serve as the building blocks of peptides and proteins. Each amino acid contains an amino group, a carboxyl group, and a unique side chain. The sequence of amino acids in a peptide sequence determines its structure and function. Peptide Lab Group products are synthesized from USP-grade amino acids.
Analytical Testing
Laboratory procedures used to verify the identity, purity, and quality of research compounds. Peptide Lab Group employs HPLC and LC-MS as primary analytical testing methods. All batches undergo comprehensive analytical testing before release. Results are documented in the Certificate of Analysis.
AOD-9604
A Metabolic Research Peptide listed by Peptide Lab Group for laboratory research reference. AOD-9604 is a modified fragment of human growth hormone studied in metabolic and lipolytic research applications. It is commonly grouped with Cagrilintide, Tesamorelin, and 5-Amino-1MQ in metabolic research categories.
Argireline
An Aesthetic Research Peptide listed by Peptide Lab Group for laboratory research reference. Argireline is a synthetic peptide studied for its potential applications in dermatological research. It is commonly grouped with Snap-8 and Matrixyl in aesthetic research categories.
Assay
B
Batch Number
A unique identifier assigned to a specific production run of a research compound. The batch number enables complete traceability from raw materials to finished product. Each batch number corresponds to a specific Certificate of Analysis documenting HPLC and LC-MS results. Batch numbers are printed on all vial labels and product documentation.
BPC-157 5mg
A Recovery & Repair Peptide listed by Peptide Lab Group for laboratory research reference. BPC-157 5mg is a synthetic pentadecapeptide studied in tissue regeneration and wound healing research. It is commonly grouped with TB-500 5mg and BPC-157 / TB-500 Blend in recovery-related research categories.
BPC-157 10mg
A Recovery & Repair Peptide listed by Peptide Lab Group for laboratory research reference. BPC-157 10mg provides a higher concentration variant for extended research protocols. It is commonly grouped with BPC-157 5mg, TB-500 10mg, and BPC-157 / TB-500 Blend.
BPC-157 / TB-500 Blend
A peptide blend product listed by Peptide Lab Group for laboratory research reference. This combination product contains both BPC-157 and TB-500 in a single vial for convenience in comparative research studies. It is categorized under Recovery & Repair Peptides.
C
Cagrilintide
A Metabolic Research Peptide listed by Peptide Lab Group for laboratory research reference. Cagrilintide is studied for its potential applications in metabolic and glycemic research. It is commonly grouped with AOD-9604, Tesamorelin, and 5-Amino-1MQ in metabolic research categories.
Certificate of Analysis (COA)
A formal document that certifies the quality and purity of a specific batch or lot of research material. The COA includes HPLC chromatograms, LC-MS identity verification, purity percentages, and molecular weight confirmation. Peptide Lab Group provides downloadable COAs for all products via the Product Certificates page.
Chromatogram
A graphical representation of separation data from HPLC or LC-MS analysis. The chromatogram displays detector response versus retention time, showing peaks that correspond to different compounds in the sample. Chromatograms are included in the Certificate of Analysis for each batch.
CJC-1295
A Growth Hormone Research Peptide listed by Peptide Lab Group for laboratory research reference. CJC-1295 is a synthetic GHRH analog studied in endocrine and metabolic research. It is commonly grouped with Ipamorelin, CJC-1295 DAC, and Mod GRF 1-29.
CJC-1295 DAC
A modified variant of CJC-1295 with Drug Affinity Complex (DAC) extension, listed by Peptide Lab Group for laboratory research reference. The DAC modification extends half-life in research models. It is categorized under Growth Hormone Research Peptides.
CJC-1295 / Ipamorelin Blend
A peptide blend product listed by Peptide Lab Group for laboratory research reference. This combination contains CJC-1295 and Ipamorelin in a single vial for synergistic research applications. It is categorized under Growth Hormone Research Peptides.
Cognitive Research Peptides
A category of research compounds studied for their potential applications in neuroscience and cognitive function research. Cognitive Research Peptides include products such as Semax, Selank, N-Acetyl Semax, N-Acetyl Selank, Dihexa, and P21.
Compound
A substance formed from two or more elements chemically united in fixed proportions. In peptide research, the term refers to the synthesized peptide material contained in each vial. All compounds from Peptide Lab Group are lyophilized and intended for research use only.
Concentration
The amount of a substance contained in a defined volume or mass. Peptide products are labeled with their concentration (e.g., 5mg, 10mg, 50mg) indicating the total mass of lyophilized material in the vial. Concentration is verified during analytical testing and documented on the Certificate of Analysis.
D
Degradation
The breakdown of a peptide structure through chemical or environmental factors. Degradation can occur through hydrolysis, oxidation, or thermal stress. Proper storage conditions minimize degradation and maintain stability throughout the product shelf life. See the Peptide Storage and Handling Guide for recommendations.
Dihexa
A Cognitive Research Peptide listed by Peptide Lab Group for laboratory research reference. Dihexa is a synthetic peptide studied for its potential applications in neuroplasticity and cognitive research. It is commonly grouped with Semax, Selank, and P21 in cognitive research categories.
Documentation
Written records accompanying research materials, including Certificates of Analysis, handling instructions, and batch records. Peptide Lab Group provides comprehensive product documentation to support research traceability and compliance requirements.
Dose Response
E
Endotoxin
Lipopolysaccharide components of gram-negative bacterial cell walls that can trigger immune responses. Peptide Lab Group tests for endotoxin levels as part of quality control procedures. Endotoxin testing results are available upon request for applicable products.
Epithalon
A Longevity & Cellular Health Peptide listed by Peptide Lab Group for laboratory research reference. Epithalon is a synthetic tetrapeptide studied in telomere and cellular aging research. It is commonly grouped with LA-31, MOTS-c, NAD+, and SS-31 in longevity research categories.
F
FOXO4-DRI
A Longevity & Cellular Health Peptide listed by Peptide Lab Group for laboratory research reference. FOXO4-DRI is a synthetic peptide studied for its potential applications in cellular senescence and aging research. It is commonly grouped with Epithalon, Humanin, and Pinealon in longevity research categories.
Freeze-Dried
See Lyophilized. The terms are used interchangeably to describe the process of removing water from a substance through sublimation under vacuum, resulting in a stable solid that can be reconstituted when needed.
G
GHK-Cu 50mg
A Recovery & Repair Peptide listed by Peptide Lab Group for laboratory research reference. GHK-Cu 50mg is a copper peptide complex studied in tissue repair and extracellular matrix research. It is commonly grouped with BPC-157 5mg, TB-500 5mg, and KPV 5mg in recovery-related research categories.
GHRP-2 5mg
A Growth Hormone Research Peptide listed by Peptide Lab Group for laboratory research reference. GHRP-2 5mg is a growth hormone secretagogue studied in endocrine research. It is commonly grouped with GHRP-6 5mg, Ipamorelin, and Hexarelin.
GHRP-6 5mg
A Growth Hormone Research Peptide listed by Peptide Lab Group for laboratory research reference. GHRP-6 5mg is a growth hormone releasing peptide studied in metabolic and endocrine research. It is commonly grouped with GHRP-2 5mg, Ipamorelin, and Hexarelin.
GLP-1 (S)
A Metabolic Research Peptide listed by Peptide Lab Group for laboratory research reference. GLP-1 (S) is a glucagon-like peptide-1 analog studied in metabolic and glycemic control research. It is commonly grouped with GLP-2 (T), GLP-3 (R), AOD-9604, and Cagrilintide in metabolic research categories.
GLP-2 (T)
A Metabolic Research Peptide listed by Peptide Lab Group for laboratory research reference. GLP-2 (T) is a glucagon-like peptide-2 analog studied in intestinal function and metabolic research. It is commonly grouped with GLP-1 (S), GLP-3 (R), and Tesamorelin in metabolic research categories.
GLP-3 (R)
A Metabolic Research Peptide listed by Peptide Lab Group for laboratory research reference. GLP-3 (R) is studied in metabolic regulation and energy homeostasis research. It is commonly grouped with GLP-1 (S), GLP-2 (T), and SLU-PP-332 in metabolic research categories.
GMP (Good Manufacturing Practice)
A system of regulations, codes, and guidelines that ensure products are consistently produced and controlled to quality standards. Peptide Lab Group utilizes GMP-grade equipment and procedures in manufacturing. While products are designated research grade rather than pharmaceutical grade, GMP principles guide production processes.
Gonadorelin
A Hormonal Support Peptide listed by Peptide Lab Group for laboratory research reference. Gonadorelin is a synthetic GnRH peptide studied in reproductive endocrinology research. It is commonly grouped with Kisspeptin-10, HCG Research, and Triptorelin.
Growth Hormone Research Peptides
A category of research compounds studied for their potential applications in growth hormone secretion and IGF-1 research. Growth Hormone Research Peptides include products such as CJC-1295, CJC-1295 DAC, Mod GRF 1-29, Ipamorelin, Hexarelin, Sermorelin, GHRP-2 5mg, GHRP-6 5mg, and various blends.
H
Half-Life
The time required for the concentration of a substance to decrease by half in a biological system. Half-life is an important pharmacokinetic parameter in peptide research, influencing dosing intervals and experimental design. Modified peptides such as CJC-1295 DAC are engineered to extend half-life compared to native sequences.
HCG Research
A Hormonal Support Peptide listed by Peptide Lab Group for laboratory research reference. HCG (Human Chorionic Gonadotropin) is studied in reproductive endocrinology and Leydig cell research. It is commonly grouped with Kisspeptin-10, Gonadorelin, and Triptorelin.
Hexarelin
A Growth Hormone Research Peptide listed by Peptide Lab Group for laboratory research reference. Hexarelin is a synthetic GHRP hexapeptide studied in growth hormone secretion research. It is commonly grouped with Ipamorelin, GHRP-2 5mg, and GHRP-6 5mg.
Hormonal Support Peptides
A category of research compounds studied for their potential applications in endocrine and reproductive research. Hormonal Support Peptides include products such as Kisspeptin-10, Gonadorelin, Oxytocin, Triptorelin, and HCG Research.
HPLC (High-Performance Liquid Chromatography)
An analytical technique used to separate, identify, and quantify components in a mixture. Peptide Lab Group employs HPLC for purity testing of all products. The resulting chromatogram shows retention times and peak areas corresponding to the target peptide and any impurities. See Understanding Peptide Purity Testing for detailed information.
Humanin
A Longevity & Cellular Health Peptide listed by Peptide Lab Group for laboratory research reference. Humanin is a mitochondrial-derived peptide studied in neuroprotection and aging research. It is commonly grouped with Epithalon, FOXO4-DRI, and Pinealon in longevity research categories.
I
Identity Testing
Analytical procedures used to confirm that a substance is what it claims to be. Peptide Lab Group performs identity testing using LC-MS to verify molecular weight and peptide sequence. Identity testing results are documented in the Certificate of Analysis. See Understanding LC-MS Identity Testing for detailed information.
Immune Support Research Peptides
A category of research compounds studied for their potential applications in immunology and host defense research. Immune Support Research Peptides include products such as Thymosin Alpha-1, LL-37, KPV, Thymulin, and TA-1 / KPV Blend.
In Vitro
Research conducted outside of a living organism, typically in test tubes, cell cultures, or other controlled laboratory environments. In vitro studies are essential for initial characterization of peptide properties before any in vivo applications. All Peptide Lab Group products are intended for research use only, including in vitro studies.
In Vivo
Research conducted within a living organism. In vivo studies may involve animal models to evaluate biological activity, distribution, metabolism, and other parameters. Researchers should ensure all in vivo studies comply with applicable institutional and regulatory requirements. Peptide Lab Group products are designated research use only.
Ipamorelin
A Growth Hormone Research Peptide listed by Peptide Lab Group for laboratory research reference. Ipamorelin is a selective GHRP pentapeptide studied in growth hormone secretion research. It is commonly grouped with CJC-1295, Mod GRF 1-29, and Hexarelin. Available as a standalone product and in CJC-1295 / Ipamorelin Blend and Mod GRF 1-29 / Ipamorelin Blend.
K
Kisspeptin-10
A Hormonal Support Peptide listed by Peptide Lab Group for laboratory research reference. Kisspeptin-10 is a decapeptide studied in reproductive neuroendocrinology and GnRH neuron research. It is commonly grouped with Gonadorelin, HCG Research, and Triptorelin.
KPV
A Immune Support Research Peptide listed by Peptide Lab Group for laboratory research reference. KPV is a tripeptide studied in anti-inflammatory and immune modulation research. It is commonly grouped with Thymosin Alpha-1, LL-37, and Thymulin. Also available as KPV 5mg and in TA-1 / KPV Blend.
KPV 5mg
A Immune Support Research Peptide and Recovery & Repair Peptide listed by Peptide Lab Group for laboratory research reference. KPV 5mg is a tripeptide studied in inflammatory response and tissue repair research. It is commonly grouped with GHK-Cu 50mg, BPC-157 5mg, and Thymosin Beta-4 5mg.
L
LA-31
A Longevity & Cellular Health Peptide listed by Peptide Lab Group for laboratory research reference. LA-31 is studied in cellular aging and metabolic research. It is commonly grouped with Epithalon, MOTS-c, and NAD+ in longevity research categories.
LC-MS (Liquid Chromatography-Mass Spectrometry)
An analytical technique combining liquid chromatography separation with mass spectrometry detection. Peptide Lab Group uses LC-MS for identity testing to confirm molecular weight and peptide sequence. LC-MS provides definitive identification of the target compound. See Understanding LC-MS Identity Testing for detailed information.
LL-37
A Immune Support Research Peptide listed by Peptide Lab Group for laboratory research reference. LL-37 is a human cathelicidin antimicrobial peptide studied in innate immunity and host defense research. It is commonly grouped with Thymosin Alpha-1, KPV, and Thymulin.
Longevity & Cellular Health Peptides
A category of research compounds studied for their potential applications in aging, cellular metabolism, and mitochondrial function research. Longevity & Cellular Health Peptides include products such as Epithalon, LA-31, MOTS-c, NAD+, SS-31, Humanin, FOXO4-DRI, and Pinealon.
Lot Number
See Batch Number. The terms are used interchangeably to identify a specific production run of material. The lot number enables complete traceability and corresponds to specific Certificate of Analysis documentation.
Lyophilized
A preservation method involving freeze-drying to remove water content, resulting in a stable solid powder. Lyophilized peptides exhibit enhanced stability during storage compared to liquid formulations. All Peptide Lab Group products are supplied as lyophilized powder in vials and require reconstitution before use. See the Peptide Storage and Handling Guide for recommendations.
M
Mass Spectrometry
An analytical technique that measures the mass-to-charge ratio of ions to identify and quantify molecules. Peptide Lab Group employs mass spectrometry as part of LC-MS for identity testing. Mass spectrometry confirms the molecular weight of the target peptide with high precision.
Matrixyl
An Aesthetic Research Peptide listed by Peptide Lab Group for laboratory research reference. Matrixyl is a synthetic peptide studied for its potential applications in extracellular matrix and dermal research. It is commonly grouped with Snap-8 and Argireline in aesthetic research categories.
Melanotan I
An Aesthetic Research Peptide listed by Peptide Lab Group for laboratory research reference. Melanotan I is a synthetic melanocortin peptide studied in melanogenesis and photoprotection research. It is commonly grouped with Melanotan II and PT-141 in aesthetic research categories.
Melanotan II
An Aesthetic Research Peptide listed by Peptide Lab Group for laboratory research reference. Melanotan II is a synthetic cyclic melanocortin peptide studied in melanogenesis research. It is commonly grouped with Melanotan I and PT-141 in aesthetic research categories.
Metabolic Research Peptides
A category of research compounds studied for their potential applications in metabolism, energy homeostasis, and weight regulation research. Metabolic Research Peptides include products such as AOD-9604, Cagrilintide, Tesamorelin, 5-Amino-1MQ, SLU-PP-332, GLP-1 (S), GLP-2 (T), and GLP-3 (R).
Mod GRF 1-29
A Growth Hormone Research Peptide listed by Peptide Lab Group for laboratory research reference. Mod GRF 1-29 (Modified Growth Hormone Releasing Factor 1-29) is a synthetic GHRH analog studied in endocrine research. It is commonly grouped with CJC-1295, Ipamorelin, and Sermorelin. Also available in Mod GRF 1-29 / Ipamorelin Blend.
Mod GRF 1-29 / Ipamorelin Blend
A peptide blend product listed by Peptide Lab Group for laboratory research reference. This combination contains Mod GRF 1-29 and Ipamorelin in a single vial. It is categorized under Growth Hormone Research Peptides.
Molecular Weight
The sum of the atomic weights of all atoms in a molecule, typically expressed in Daltons (Da) or grams per mole. Molecular weight is a critical parameter for identity testing and is verified for each batch using LC-MS. The expected molecular weight is documented on the Certificate of Analysis.
MOTS-c
A Longevity & Cellular Health Peptide listed by Peptide Lab Group for laboratory research reference. MOTS-c is a mitochondrial-derived peptide studied in metabolic regulation and cellular stress response research. It is commonly grouped with Epithalon, NAD+, and Humanin in longevity research categories.
N
N-Acetyl Selank
A Cognitive Research Peptide listed by Peptide Lab Group for laboratory research reference. N-Acetyl Selank is an acetylated variant of Selank with modified pharmacokinetic properties. It is commonly grouped with Semax, N-Acetyl Semax, and Dihexa in cognitive research categories.
N-Acetyl Semax
A Cognitive Research Peptide listed by Peptide Lab Group for laboratory research reference. N-Acetyl Semax is an acetylated variant of Semax with modified pharmacokinetic properties. It is commonly grouped with Selank, N-Acetyl Selank, and Dihexa in cognitive research categories.
NAD+
A Longevity & Cellular Health Peptide listed by Peptide Lab Group for laboratory research reference. NAD+ (Nicotinamide Adenine Dinucleotide) is a coenzyme studied in cellular energy metabolism and sirtuin activation research. It is commonly grouped with Epithalon, MOTS-c, and SS-31 in longevity research categories.
O
Oxytocin
A Hormonal Support Peptide listed by Peptide Lab Group for laboratory research reference. Oxytocin is a nonapeptide hormone studied in social bonding, reproductive physiology, and neuroendocrine research. It is commonly grouped with Kisspeptin-10, Gonadorelin, and Triptorelin.
P
P21
A Cognitive Research Peptide listed by Peptide Lab Group for laboratory research reference. P21 is a synthetic peptide studied for its potential applications in neurogenesis and cognitive function research. It is commonly grouped with Semax, Selank, and Dihexa in cognitive research categories.
Peptide
Short chains of amino acids linked by peptide bonds. Peptides are smaller than proteins, typically containing 2-50 amino acids. Peptide Lab Group specializes in synthetic peptides for research use only. Each peptide has a specific sequence that determines its properties.
Peptide Blend
A product containing two or more distinct peptides in a single vial. Peptide blends offer convenience for comparative and combination research studies. Peptide Lab Group offers several blends including BPC-157 / TB-500 Blend, CJC-1295 / Ipamorelin Blend, Mod GRF 1-29 / Ipamorelin Blend, and TA-1 / KPV Blend. Each component is individually quantified on the Certificate of Analysis.
Peptide Bond
A covalent chemical bond linking two consecutive amino acid monomers along a peptide or protein chain. The peptide bond forms between the carboxyl group of one amino acid and the amino group of another, with the elimination of a water molecule. The sequence of peptide bonds defines the primary structure of a peptide.
Peptide Sequence
The specific order of amino acids in a peptide chain, typically written from N-terminus to C-terminus using single-letter or three-letter amino acid codes. The sequence determines the peptide’s structure and function. Peptide Lab Group verifies the correct sequence using LC-MS identity testing.
Peptide Stack
A combination of multiple peptide products used together in research protocols. Unlike peptide blends, which contain multiple peptides in one vial, a stack involves separate vials administered according to the research design. Researchers may design stacks based on complementary mechanisms or research objectives.
Pinealon
A Longevity & Cellular Health Peptide listed by Peptide Lab Group for laboratory research reference. Pinealon is a synthetic tripeptide studied in cellular regulation and gene expression research. It is commonly grouped with Epithalon, Humanin, and FOXO4-DRI in longevity research categories.
Product Documentation
All written materials accompanying Peptide Lab Group products, including labels, Certificates of Analysis, handling instructions, and batch records. Complete product documentation ensures verification and traceability. Documentation is available through the Product Certificates page.
PT-141
An Aesthetic Research Peptide listed by Peptide Lab Group for laboratory research reference. PT-141 is a synthetic melanocortin peptide studied in sexual dysfunction and arousal research. It is commonly grouped with Melanotan II and Melanotan I in aesthetic research categories.
Purity
The percentage of the target peptide present in a sample relative to total material. Peptide Lab Group typically achieves ≥99% purity as measured by HPLC. Purity is reported on the Certificate of Analysis along with the chromatogram. See Understanding Peptide Purity Testing for detailed information.
Q
Quality Control (QC)
A system of procedures, checks, and documentation to ensure products meet defined quality standards. Peptide Lab Group quality control includes HPLCpurity testing, LC-MSidentity testing, visual inspection, and third-party testing. QC results are documented in the Certificate of Analysis for each batch.
R
Recovery & Repair Peptides
A category of research compounds studied for their potential applications in tissue regeneration, wound healing, and musculoskeletal research. Recovery & Repair Peptides include products such as BPC-157 5mg, BPC-157 10mg, TB-500 5mg, TB-500 10mg, BPC-157 / TB-500 Blend, KPV 5mg, GHK-Cu 50mg, and Thymosin Beta-4 5mg.
Reconstitution
The process of dissolving lyophilized peptide powder in a suitable solvent, typically bacteriostatic water, to create a solution for research use. Proper reconstitution technique is essential for maintaining stability and preventing degradation. See the Peptide Storage and Handling Guide for detailed instructions.
Research Grade
A designation indicating that a product meets quality standards for laboratory research but is not intended for human or veterinary use. Research grade products are manufactured using GMP-grade equipment and procedures, with comprehensive analytical testing and documentation. All Peptide Lab Group products are designated research use only.
Research Use Only
A designation indicating that products are intended strictly for laboratory research and are not for human consumption, veterinary use, or as medicines, supplements, food, cosmetics, or medical devices. Peptide Lab Group products are sold exclusively for research grade applications by qualified researchers. See Research Use Only Explained for complete information.
Retention Time
The time elapsed between sample injection and the appearance of a peak maximum in HPLC or LC-MS analysis. Retention time is characteristic for a given compound under specific chromatographic conditions and aids in identification. Retention times are documented in chromatograms on the Certificate of Analysis.
S
Selank
A Cognitive Research Peptide listed by Peptide Lab Group for laboratory research reference. Selank is a synthetic heptapeptide studied in anxiolytic and cognitive function research. It is commonly grouped with Semax, N-Acetyl Selank, and Dihexa. Also available as N-Acetyl Selank.
Semax
A Cognitive Research Peptide listed by Peptide Lab Group for laboratory research reference. Semax is a synthetic heptapeptide studied in neuroprotection and cognitive enhancement research. It is commonly grouped with Selank, N-Acetyl Semax, and Dihexa. Also available as N-Acetyl Semax.
Sermorelin
A Growth Hormone Research Peptide listed by Peptide Lab Group for laboratory research reference. Sermorelin is a synthetic GHRH analog (1-29) studied in growth hormone secretion research. It is commonly grouped with CJC-1295, Mod GRF 1-29, and Ipamorelin.
SLU-PP-332
A Metabolic Research Peptide listed by Peptide Lab Group for laboratory research reference. SLU-PP-332 is studied in metabolic regulation and mitochondrial biogenesis research. It is commonly grouped with AOD-9604, 5-Amino-1MQ, and Tesamorelin in metabolic research categories.
Snap-8
An Aesthetic Research Peptide listed by Peptide Lab Group for laboratory research reference. Snap-8 is a synthetic octapeptide studied for its potential applications in neuromuscular and dermal research. It is commonly grouped with Matrixyl and Argireline in aesthetic research categories.
SS-31
A Longevity & Cellular Health Peptide listed by Peptide Lab Group for laboratory research reference. SS-31 is a mitochondrial-targeted peptide studied in cellular bioenergetics and oxidative stress research. It is commonly grouped with Epithalon, MOTS-c, and NAD+ in longevity research categories.
Stability
The ability of a peptide to maintain its chemical integrity and activity over time under specified conditions. Stability is influenced by storage conditions, temperature, pH, and exposure to light or moisture. Lyophilized peptides generally exhibit greater stability than reconstituted solutions. See the Peptide Storage and Handling Guide for recommendations.
Storage Conditions
Environmental parameters required to maintain product stability and quality. Peptide Lab Group recommends storing lyophilized peptides at -20°C or below, protected from light and moisture. Reconstituted solutions should be stored at 4°C and used within the timeframe specified in handling instructions. See the Peptide Storage and Handling Guide for complete recommendations.
T
TA-1 / KPV Blend
A peptide blend product listed by Peptide Lab Group for laboratory research reference. This combination contains Thymosin Alpha-1 and KPV in a single vial. It is categorized under Immune Support Research Peptides.
TB-500 5mg
A Recovery & Repair Peptide listed by Peptide Lab Group for laboratory research reference. TB-500 5mg is a synthetic thymosin beta-4 fragment studied in wound healing and tissue repair research. It is commonly grouped with BPC-157 5mg and BPC-157 / TB-500 Blend in recovery-related research categories.
TB-500 10mg
A Recovery & Repair Peptide listed by Peptide Lab Group for laboratory research reference. TB-500 10mg provides a higher concentration variant for extended research protocols. It is commonly grouped with TB-500 5mg, BPC-157 10mg, and BPC-157 / TB-500 Blend.
Tesamorelin
A Growth Hormone Research Peptide and Metabolic Research Peptide listed by Peptide Lab Group for laboratory research reference. Tesamorelin is a synthetic GHRH analog studied in growth hormone secretion and metabolic research. It is commonly grouped with CJC-1295, Sermorelin, and AOD-9604.
Third-Party Testing
Independent analytical verification performed by external laboratories not affiliated with the manufacturer. Peptide Lab Group employs third-party testing to validate HPLC and LC-MS results, ensuring unbiased quality control. Third-party testing certificates are available upon request for applicable products.
Thymosin Alpha-1
An Immune Support Research Peptide listed by Peptide Lab Group for laboratory research reference. Thymosin Alpha-1 is a synthetic thymic peptide studied in immune modulation and host defense research. It is commonly grouped with LL-37, KPV, and Thymulin. Also available in TA-1 / KPV Blend.
Thymosin Beta-4 5mg
A Recovery & Repair Peptide listed by Peptide Lab Group for laboratory research reference. Thymosin Beta-4 5mg is the full-length parent peptide of TB-500, studied in wound healing and tissue regeneration research. It is commonly grouped with BPC-157 5mg, TB-500 5mg, and GHK-Cu 50mg.
Thymulin
An Immune Support Research Peptide listed by Peptide Lab Group for laboratory research reference. Thymulin is a thymic peptide studied in T-cell function and immune regulation research. It is commonly grouped with Thymosin Alpha-1, LL-37, and KPV.
Triptorelin
A Hormonal Support Peptide listed by Peptide Lab Group for laboratory research reference. Triptorelin is a synthetic GnRH decapeptide studied in reproductive endocrinology research. It is commonly grouped with Kisspeptin-10, Gonadorelin, and HCG Research.
V
Verification
The process of confirming that a product meets specified requirements through objective evidence. Peptide Lab Group verification includes HPLCpurity analysis, LC-MSidentity testing, and review of product documentation. Verification results are recorded in the Certificate of Analysis.
Vial
A small glass or plastic container used to store lyophilized peptide products. Peptide Lab Group uses pharmaceutical-grade vials with secure seals to protect contents from moisture and contamination. Each vial is labeled with product name, concentration, batch number, and storage conditions.
Research Use Only
This glossary is for educational and research-reference purposes only. Products are intended strictly for laboratory research and are not for human or veterinary consumption. They are not approved as medicines, supplements, food, cosmetics, or medical devices. Researchers should consult all applicable regulations and institutional guidelines before conducting studies.
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