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Compound library

Dosing, half-lives, mechanisms, and stacking for the compounds people actually run. Written from the same data that powers the Optim app.

Written by Matt Ward — I run these protocols myself and built Optim to track them.

Healing & tissue repairLongevity & anti-agingCognitive & nootropicSkin & hairMuscle growthFat loss & metabolic
Healing & tissue repair
BPC-157
250-500 mcg · ~4 hours
Healing & tissue repair
TB-500
2-5 mg · ~6 hours (effects last days)
Longevity & anti-aging
CJC-1295
1000-2000 mcg (DAC) or 100 mcg (no DAC) · ~6-8 days (DAC), ~30 min (no DAC)
Longevity & anti-aging
Ipamorelin
100-300 mcg · ~2 hours
Cognitive & nootropic
Semax
200-600 mcg · ~5 minutes (rapid CNS distribution)
Cognitive & nootropic
Selank
250-500 mcg · ~5 minutes (rapid CNS uptake)
Skin & hair
GHK-Cu
1-2 mg (injectable) or topical application · ~2 hours
Muscle growth
MK-677
10-25 mg · ~24 hours
Longevity & anti-aging
PT-141
1-2 mg · ~2.7 hours
Fat loss & metabolic
Tesamorelin
1-2 mg · ~26 minutes (but effect duration 6-8 hours)

This page is informational and summarises publicly available research. It is not medical advice, not a prescription, and not a recommendation to use any compound. Most compounds described here are not approved by the FDA for human use. Legal status varies by jurisdiction and is yours to determine. Talk to a qualified clinician before starting, stopping, or changing any protocol. For adults 18+. Optim does not sell, source, or recommend suppliers.