Why Bioavailability is the Deciding Factor You could take the highest dose of a supplement available, but if your body cannot absorb it, it provides little value
3 Rapid eye movement sleep behavior disorder (RBD) represents the most specific prodromal marker of PD, conferring over 90% risk of phenoconversion to -synucleinopathies, predominantly PD, over a 14-year follow-up period
Williams JR, Carter CS, Insel T (1992)
Standard glutathione capsules often have very poor bioavailability
Cell Death Dis (2022) 13(4):355
A larger volume spreads the same 80 mg across more millilitres, which lowers concentration and lets you measure smaller mass increments accurately on a graduated syringe