Are Peptides Legal in California? (2026)
Federal FDA framework + California State Board of Pharmacy rules. Updated for 2026.
Quick answer
Follows federal FDA framework. California has additional sterile-compounding regulations (CCR §1735 et seq.) and is among the most aggressive states on inspection enforcement. 503B outsourcing facilities operating in CA face additional state licensure.
Regulator: California State Board of Pharmacy
FDA-Approved
9
peptides legal nationwide
Category 1
3
compounding allowed
Category 2
2
FDA review pending
FDA-approved peptides legal in California
Semaglutide
FDA-approved for weight management and type 2 diabetes
Tirzepatide
FDA-approved for weight management and type 2 diabetes
PT-141
FDA-approved for hypoactive sexual desire disorder (HSDD) in women
Tesamorelin
FDA-approved for HIV-associated lipodystrophy
Sermorelin
FDA-approved (1990) for pediatric growth hormone deficiency; off-label adult use via compounding pharmacies
Liraglutide
FDA-approved for weight management (Saxenda) and type 2 diabetes (Victoza)
Afamelanotide
FDA-approved (2019) for erythropoietic protoporphyria (EPP)
Gonadorelin
FDA-approved (Factrel) historically for diagnostic GnRH stimulation; off-label use in TRT to preserve testicular function
GHRH (1–44)
FDA-approved (Geref) historically as diagnostic GH stimulant; current US availability limited
Category 1 — compounding allowed by 503A pharmacies in California
CJC-1295 (no DAC)
A growth hormone releasing hormone (GHRH) analog most commonly stacked with Ipamorelin to stimulate natural GH pulsatile release without disrupting the hypothalamic axis.
Ipamorelin
A selective growth hormone secretagogue that triggers GH release from the pituitary without significantly raising cortisol or prolactin. The safest GH peptide with the fewest side effects.
AOD-9604
A modified fragment of human growth hormone (hGH 176-191) that stimulates fat breakdown without the growth-promoting or diabetogenic effects of full HGH.
Category 2 — FDA review pending
BPC-157
A 15-amino-acid peptide derived from gastric juice. The most popular recovery peptide with 100+ preclinical studies showing accelerated healing of tendons, ligaments, muscle, gut lining, and nerves.
TB-500
A synthetic fragment of thymosin beta-4 that promotes cell migration, blood vessel formation, and tissue repair. Often stacked with BPC-157 as the 'Wolverine Stack.'
Educational only — not legal advice
FDA categories and state-board rules change. Always confirm current status with California State Board of Pharmacy and a licensed clinician before sourcing, shipping, or administering peptides in California.