injectable ghk-cu clinical trial FDA scientists flag concerns with peptides as RFK Jr. tries to ease access : NPR ghk-cu clinical trials dosage trial

He has been a regular guest expert on The Dee Armstrong Show, (NBC-WLTZ38) appearing over 50 times, which aired in select Georgia and Alabama markets, and has contributed to a variety of other programs airing on NBC, CW, CBS, ABC, and FOX television networks across various states

Mechanistic Rationale NNMT consumes nicotinamide and SAM to produce 1-MNA and S-adenosylhomocysteine (SAH)

Metabolic B12 deficiency is prevalent, impacting 10%-40% of the population

The Mayo Clinic shares that those most at risk of low levels include (5): people who dont consume enough vitamin B12 in their diet people diagnosed with pernicious anemia people whove had gastric surgeries people with intestinal issues, such as celiac or Crohns disease People following a vegetarian diet are especially at risk of deficiency

That announcement precedes the formal July 2026 Pharmacy Compounding Advisory Committee vote but does not replace it

Maintaining stable storage conditions helps preserve peptide structural integrity and analytical purity during long term storage