HGH 191AA

Somatotropin Peptide

HGH 191AA

HGH (191aa) is a synthetic peptide identical in amino acid sequence to endogenous human growth hormone, widely studied for its role in growth hormone signaling, cellular regeneration pathways, and metabolic regulation m…

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Certificate of Analysis
Tested for Identification, Purity, Mass, Endotoxins, Sterility, and Heavy Metals
LATEST 6× TESTED
99.44%
PURITY
Variant HGH 191AA 12IU
Lot # HGH-2602-A01
Labeled 12IU
Actual 11.63IU
Tested April 2, 2026
Heavy Metals Within Limits
Endotoxins Pass
Sterility No Growth
LATEST 6× TESTED
99.67%
PURITY
Variant HGH 191AA 24IU
Lot # HGH-2602-A02
Labeled 24IU
Actual 24.47IU
Tested April 3, 2026
Heavy Metals Within Limits
Endotoxins Pass
Sterility No Growth
LATEST 6× TESTED
99.38%
PURITY
Variant HGH 191AA 36IU
Lot # HGH-2602-A03
Labeled 36IU
Actual 36.82IU
Tested April 3, 2026
Heavy Metals Within Limits
Endotoxins Pass
Sterility No Growth
Compound Information
Pharmaceutical Specifications
Molecular Profile
What Is HGH 191AA?
TypeSynthetic peptide / recombinant protein
CAS Number12629-01-5
Molecular FormulaC₉₉₀H₁₅₂₉N₂₆₃O₂₉₉S₇
Molecular Weight22,124 g/mol
Amino Acids191
PubChem Database
Storage Requirements
Stability Information
Freeze for storage Refrigerate after reconstitution Protect from light
Lyophilized (powder)
-20°C  ·  24+ months
Reconstituted
2-8°C  ·  ~30 days
Research
Sources & References
NEW ENGLAND JOURNAL OF MEDICINE
Effects of Human Growth Hormone in Men Over 60 Years Old
1990  ·  DOI: 10.1056/NEJM199007053230101
Rudman D, Feller AG, Nagraj HS, Gergans GA, Lalitha PY, Goldberg AF, Schlenker RA, Cohn L, Rudman IW, Mattson DE
View Source
AGING CELL (WILEY)
Reversal of Epigenetic Aging and Immunosenescent Trends in Humans
2019  ·  DOI: 10.1111/acel.13028
Fahy GM, Brooke RT, Watson JP, Good Z, Vasanawala SS, Bhate H, Cann BJ, Lee SW, Bhatt D, Bhatt A, Gupta S, Nykamp K, Pitts B, Bhatt V
View Source
STATPEARLS (NCBI BOOKSHELF/NIH)
Physiology, Growth Hormone
2024  ·  DOI: 10.32388/VDOSPH
Brinkman JE, Tariq MA, Leavitt L, Sharma S
View Source
FRONTIERS IN AGING (FRONTIERS)
Growth Hormone and Aging: A Clinical Review
2025  ·  DOI: 10.3389/fragi.2025.1549453
Pérez-Ibave DC, Villanueva-Martínez E, Uresti-Rivera EE, García-Domínguez M, Barrera-Saldaña HA
View Source
WORLD JOURNAL OF MEN'S HEALTH
Growth Hormone and Aging: Updated Review
2019  ·  DOI: 10.5534/wjmh.180018
Bartke A
View Source
JOURNAL OF CLINICAL ENDOCRINOLOGY & METABOLISM (ENDOCRINE SOCIETY)
Effects of Recombinant Human Growth Hormone Therapy on Bone Mineral Density in Adults with Growth Hormone Deficiency: A Meta-Analysis
2014  ·  DOI: 10.1210/jc.2013-3921
Barake M, Klibanski A, Tritos NA
View Source
ENDOCRINE (SPRINGER)
Effects of Growth Hormone Therapy on Bone Density and Fracture Risk in Age-Related Osteoporosis in the Absence of Growth Hormone Deficiency: A Systematic Review and Meta-Analysis
2018  ·  DOI: 10.1007/s12020-017-1440-0
Barake M, Arabi A, Nakhoul N, El-Hajj Fuleihan G, El Ghandour S, Klibanski A, Tritos NA
View Source
ANNALS OF INTERNAL MEDICINE (ACP)
Growth Hormone Replacement in Healthy Older Men Improves Body Composition But Not Functional Ability
1996  ·  DOI: 10.7326/0003-4819-124-8-199604150-00003
Papadakis MA, Grady D, Black D, Tierney MJ, Gooding GA, Schambelan M, Grunfeld C
View Source
ANNALS OF INTERNAL MEDICINE (ACP)
Systematic Review: The Safety and Efficacy of Growth Hormone in the Healthy Elderly
2007  ·  DOI: 10.7326/0003-4819-146-2-200701160-00005
Liu H, Bravata DM, Olkin I, Nayak S, Roberts B, Garber AM, Hoffman AR
View Source
JOURNAL OF CLINICAL ENDOCRINOLOGY & METABOLISM (ENDOCRINE SOCIETY)
Effects of Recombinant Human Growth Hormone on Metabolic Indices, Body Composition, and Bone Turnover in Healthy Elderly Women
1994  ·  DOI: 10.1210/jcem.79.2.7519191
Holloway L, Butterfield G, Hintz RL, Gesundheit N, Marcus R
View Source
HGH 191AA $49.99

Somatotropin Peptide

HGH (191aa) is a synthetic peptide identical in amino acid sequence to endogenous human growth hormone, widely studied for its role in growth hormone signaling, cellular regeneration pathways, and metabolic regulation mechanisms.

Additional information

Quantity:

12IU, 24IU, 36IU

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