The Aeternum library
Peptide research library.
In-depth guides for every compound we supply. Mechanism, published research history, dosing windows from peer-reviewed studies, reconstitution protocols, storage notes, and stack pairings — all written for serious researchers.
Start here: research category
Category
Best peptides for tissue repair
Ranked guide to the most-studied tissue, tendon, ligament, and recovery research compounds.
Category
Best peptides for metabolic research
Top peptides for metabolic, weight loss, and body composition research including Retatrutide and Tesamorelin.
Category
Best peptides for cognitive research
BDNF upregulation, neuroprotection, and cognitive-aging research peptide rankings.
Category
Best peptides for longevity research
Cellular energy, gene expression, and oxidative defense compounds for longevity research.
Category
Best peptides for skin research
Dermal repair, anti-aging skin, and pigmentation research compound rankings.
Compound guides
Metabolic
Retatrutide
Triple incretin agonist (GLP-1, GIP, glucagon). Phase 2 obesity data showing 24% weight reduction at 48 weeks.
Tissue
BPC-157
Stable pentadecapeptide derived from gastric protective protein. Tendon, gut, and CNS repair research.
Tissue
TB-500
Synthetic thymosin beta-4 fragment. Actin sequestering, cell migration, cardiac repair research.
Tissue
BPC-157 + TB-500
Combined repair stack. Most-studied dual peptide preparation across tendon, muscle, and CNS injury.
GH-axis
Tesamorelin
FDA-approved GHRH analogue. Visceral adipose reduction, IGF-1 elevation, MASLD research.
GH-axis
CJC-1295 + Ipamorelin
GHRH + GHRP dual mechanism. Selective endogenous GH release without cortisol or prolactin elevation.
Longevity
NAD+
Cellular coenzyme central to energy metabolism, sirtuin activity, and DNA repair pathways.
Longevity
GHK-Cu
Tripeptide-copper complex modulating 4,000+ genes. Tissue remodeling and skin research.
Longevity
Glutathione
Master intracellular antioxidant. GSH/GSSG redox cycling, detoxification, oxidative stress research.
Cognitive
Semax
Russian-developed ACTH 4-10 analogue. BDNF upregulation, stroke recovery, nootropic research.
Metabolic
MOTS-c
Mitochondrial-derived peptide. AMPK activation, insulin sensitivity, exercise-induced regulator.
Anti-inflammatory
KPV
Alpha-MSH C-terminal tripeptide. NF-kB inhibition, gut and skin inflammation research.
Melanocortin
Melanotan 2 (MT-2)
Cyclic alpha-MSH analogue. Pan-melanocortin receptor agonist studied in pigmentation and energy research.
Melanocortin
Melanotan 1 (MT-1)
Afamelanotide. FDA-approved MC1R-selective analogue for erythropoietic protoporphyria photoprotection research.
Reconstitution
Bacteriostatic Water
Standard 0.9% benzyl alcohol solvent for peptide reconstitution. 28-day multi-dose working window.
GH-axis blend
Tesamorelin + Ipamorelin
GHRH analogue plus selective GHRP — synergistic dual-pathway GH release without cortisol or prolactin elevation.
Skin blend
Glow Blend
GHK-Cu + BPC-157 + Glutathione. Multi-mechanism dermal research stack covering gene expression, vascular repair, and antioxidant defense.
Neuro blend
Klow Blend
Semax + KPV + NAD+. Multi-pathway neurological and gut-brain axis research stack.
Master protocol guides
Head-to-head comparisons
Compliance
All compounds discussed in the Aeternum Labs research library are sold for in vitro laboratory research purposes only. They are not intended for human or animal consumption, diagnosis, treatment, or prevention of any disease or condition. Information presented summarizes publicly available scientific literature and is not medical advice.