Regulation & News
503A vs 503B Compounding Pharmacies, Explained
A plain-English guide to the two federal compounding pathways, who they cover, what quality rules apply, and why the difference matters for peptides.
What's legal. What's proven.
An independent, cited reference on longevity and peptides. Every claim links to a primary source: FDA documents, peer-reviewed research, or named news outlets. No hype, no dosing guides, no vendor links.
Start here: BPC-157 and the FDARegulation & News
A plain-English guide to the two federal compounding pathways, who they cover, what quality rules apply, and why the difference matters for peptides.
Regulation & News
An FDA advisory panel voted 8–6 to recommend BPC-157 for the 503A bulks list. Here is what that vote did, what it did not do, and what the evidence shows.
Regulation & News
HHS and FDA sent an "Interim Access Policy for Compounding Using Certain Peptides" to the White House for review. Here is what is confirmed, what is reported, and what is still unknown.
Status, timeline and sources for each peptide: FDA-approved, under review, compounding status, or not approved.
FDA actions, compounding law (503A/503B) and advisory committees, explained with primary sources.
What the human studies actually show. No dosing, no protocols.
How biological-age tests work, how accurate they are, and how they compare.
Sleep, exercise, protein, creatine, collagen: the evidence in plain English.