transdermal glutathione dr patel Dr. joins Dave Asprey on The Human Upgrade to break down the science of Glutathione—the body’s master antioxidant. Beyond its powerful detoxifying effects, plays a key role in skin Gopal A. Patel, MD -

8 In the second phase, occurring up to 24 to 48 hours after ingestion, there may be a false sense of recovery as GI symptoms improve or disappear

This timing helps the supplement absorb without interference from food, though it can also be taken in the evening if that fits your routine better

& Ran, Q

Many people try topical skincare, supplements, or quick fix treatments that dont address internal recovery

Its important to set realistic expectations

It was originally isolated in 1977 from the cerebral venous blood of rabbits and has since been found to be present in small amounts in human brains and plasma, with higher concentrations later in the day.3 4 It, or a similar substance, is also present at higher concentrations in human breast milk.5 Because DSIP can cross the blood-brain barrier and is easily absorbed via the gut (unusual for a peptide), some researchers have hypothesized that it may facilitate post-feeding sleep tendencies among newborns, though it remains unclear whether DSIP truly has a hand in neonate sleep-wake cycles.4 5 6 Its mechanism of action is likewise unclear, but it may have something to do with endocrine regulation