Peptide Cycle Timelines

Week-by-week community-reported observations for 15 peptide protocols.

50,000+ community reports87 peptides trackedSourced from r/Peptides & forums
BPC-157
Healing

BPC-157

The most researched healing peptide. Angiogenesis, tissue repair, and gut health — backed by 50,000+ community reports.

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TB-500
Healing

TB-500

Thymosin Beta-4 fragment. Heals everywhere at once — shoulder, hip, knee simultaneously. Systemic flexibility and tissue repair.

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CJC-1295 + Ipamorelin
GH / Anti-Aging

CJC-1295 + Ipamorelin

The gold standard GH stack. Dual GHRH+GHRP synergy produces 5x more GH than either alone. Sleep, body composition, anti-aging, recovery.

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Sermorelin
GH / Anti-Aging

Sermorelin

GHRH analog. Stimulates your pituitary's own GH production. Gentler, longer arc — the sustainable anti-aging protocol.

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Semaglutide
Weight Loss

Semaglutide

GLP-1 receptor agonist. Silences food noise, resets the metabolic baseline, 14-16% average body weight loss at 52 weeks.

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Tirzepatide
Weight Loss

Tirzepatide

Dual GIP + GLP-1 agonist. SURMOUNT-1 trial: 22.5% average body weight loss at 72 weeks. Over half of max-dose patients lost 20%+.

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MK-677
GH / Muscle

MK-677

Oral GH secretagogue. No injections. Elevates GH and IGF-1 for muscle growth, fat loss, deep sleep, and skin improvements from a single nightly capsule.

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PT-141
Sexual Health

PT-141

The only peptide that works on the brain, not blood flow. Activates hypothalamus receptors to produce genuine desire and arousal.

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Epithalon
Longevity

Epithalon

Tetrapeptide derived from pineal gland research. Targets telomere length, circadian biology, and cellular aging. Just 10 nightly injections per cycle.

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GHK-Cu
Skin & Hair

GHK-Cu

Copper peptide that directly stimulates collagen, skin density, and hair follicle activation. Results compound over 8-12 weeks — then persist for months after stopping.

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AOD-9604
Weight Loss

AOD-9604

GH fragment responsible for fat metabolism only — no anabolic or insulin effects. Targets stubborn visceral fat through lipolysis. No appetite suppression. No muscle effects.

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Tesamorelin
Weight Loss

Tesamorelin

GHRH analog FDA-approved for visceral fat reduction. Clinical data to 52 weeks. Targets deep abdominal fat specifically while optimizing GH. The most evidence-backed fat-targeting peptide.

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IGF-1 LR3
Anabolic / Muscle

IGF-1 LR3

Most potent anabolic peptide available. Drives nutrient partitioning to muscle preferentially. Short cycles only — receptor desensitization risk at 6+ weeks.

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Thymosin Alpha-1
Immune

Thymosin Alpha-1

Immunomodulatory peptide that upregulates T-cell production. Strong community data for viral illness recovery, long COVID, and recurrent infections.

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MOTS-c
Longevity / Metabolic

MOTS-c

Mitochondria-derived peptide activating AMPK for metabolic health, endurance, and insulin sensitivity. Only 4 weekly injections per cycle — 4 months off while adaptations compound.

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All timelines reflect community-reported observations. Not medical advice. Individual results vary. Consult a qualified healthcare provider before starting any peptide protocol.

DYK Peptides

Community-reported peptide data