However, peptides are only one ingredient in these products, and just because theyre included doesnt mean theyll work
Cheng AL, Chuang SE, Fine RL, Yeh KH, Liao CM, Lay JD, et al
[DARK SPOTS SERUM] Daily serum enriched with tone-evening ingredients, glutathione and vitamin C, and antioxidants, to gently yet effectively fade dark spots and hyperpigmentation, leaving you with glowing, clear skin
RGN-352 was shown to be safe and well-tolerated with no serious drug-related adverse events reported (PMID: 20536472) Phase 2 AMI trial (incomplete): RegeneRx designed a Phase 2 proof-of-concept trial (NCT01311518) to evaluate RGN-352 in approximately 75 patients with acute ST-segment elevation myocardial infarction (heart attack)
MHRA Borderline Guidance MHRA guidance updated on 2 July 2026 explains that classification can consider pharmacological properties, explicit and implied claims, intended purpose, packaging, websites, social-media content and customer reviews
The FDA periodically evaluates bulk substances for inclusion on or exclusion from permitted lists