Tryptophan metabolism and related pathways in psychoneuroimmunology: the impact of nutrition and lifestyle
The only meaningful lab consideration is copper status , and only for users running continuous high-dose (23 mg/day SC) systemic GHK-Cu beyond ~6 months: Serum copper and ceruloplasmin once at baseline before a long systemic run, once at the 6-month mark
Gut microbiome composition, such as higher Prevotella levels, is associated with greater weight loss compared to Bacteroides dominance [24, 25]
I have definitely not eaten as much so not sure why the weight loss has been so slow
"This is an update after I went to them for weight loss
RFK actually uses my testosterone optimization therapy protocols, brags co-founder Jay Campbell, who wrote two books on that topic and whose latest tome, Optimize your Health with Therapeutic Peptides: Extend your Life by Becoming More Muscular, Leaner, Smarter, Injury-Free, and Younger, came out last year