This is further substantiated by studies by Andrade et al
Anecdotally, we have observed positive results from users taking 5001,000 mcg/day orally
Sinha et al., Oral supplementation with liposomal glutathione elevates body stores of glutathione and markers of immune function, Eur J Clin Nutr, vol
In patients who are unable to tolerate drinking a lot of fluid by mouth, IV fluid becomes beneficial and sometimes life-saving. According to Chan, these are scenarios where fast fluids can make a big difference: After intense exercise, like a marathon After overheating, like in hot, humid weather After drinking too much alcohol After illnesses that cause extensive vomiting or diarrhea There are also some chronic conditions where this kind of fast hydration may be impactful
In our opinion, the sublingual or buccal route is likely to increase the bioavailability of glutathione better than oral tablets or capsules