Personalized, supervised dosing produces steadier, safer outcomes, while chasing a larger dose from an unverified source raises risk without improving results
Hanzel J et al (2022) Emerging therapies for ulcerative colitis
(2009) Apoptosis and glutathione: beyond an antioxidant, Cell Death Differ
Other signs Dr Thornber notes of someone taking too much vitamin B12 are: Dizziness headache Anxiety Rash Joint and muscle pain Nausea Vomiting Diarrhoea How much vitamin B12 do you need
Lancet 392:21802193 Guzman CB, Zhang XM, Liu R et al (2017) Treatment with LY2409021, a glucagon receptor antagonist, increases liver fat in patients with type 2 diabetes
"Peptides need to be from a physician and a compounding pharmacist, and not, from what I've heard, a business card in the men's bathroom," said Elizabeth Yurth, co-founder of the Boulder Longevity Institute