fda bpc-157 category 2 bulk drug substances compounding list Undercutting HHS Secretary Robert F. Kennedy Jr.'s recent push to expand access to peptides, career scientists determined there isn't adequate evidence to support any of the ones under consideration for production Big changes could be coming

Sporadic use or frequent missed doses does not provide adequate assessment of individual response

Beauty-positioned supplements hit $1.1 billion in online sales in 2025, growing at 14% CAGR since 2022

Each vitamin B12 injection is administered under medical supervision using sterile, high-quality ingredients for safe and effective results

The FDA is not bound by the panels recommendations

A double-blind, placebo-controlled trial in 95 patients with irritable bowel syndrome or inflammatory bowel disease and normal B12 levels found no significant improvements in fatigue, although B12 levels increased in the B12 group who received 1000 g per day per os (p.o.) for 8 weeks (form not reported)