choline and acetyl l carnitine Acetyl-L-carnitine physical-chemical, metabolic, therapeutic properties: relevance for its mode of action in Alzheimer's disease and geriatric depression Best Choline Supplements | 8

However, we fully recognize that the concentrations of LOX-metabolites utilized in this study were much higher than those detected in plasma and mammary tissues of rats orally administered DHA

Before salicylate can be eliminated in urine it must first be conjugated with glycine to form salicyluric acid, or glucuronate to form phenolic glucuronides, but the enzymes for these detoxifying reactions become rapidly saturated at even therapeutic blood levels

So I think whats important if you really want to make sure that people are using methylene blue, right, is to actually do mitochondrial testing that will tell you whether those specific blockages are there

The formulations designed for oral absorption (arginine salts, absorption enhancers) are attempting to solve this problem, but we dont have human pharmacokinetic studies proving how much actually gets absorbed