Astrocytes were prepared from the mixed brain cell cultures using a protocol previously described by Guillemin et al
Clinical features, diagnosis, and treatment of human African trypanosomiasis (sleeping sickness)
6, 1981, pp
You can read more about the trial here: Setria glutathione has also been shown to have a unique stability against stomach acid, making it impressively bioavailable
They may alleviate oxidative stress, enhance immune cell viability, diminish collateral damage, safeguard DNA and RNA-based medicines against degradation, and facilitate novel multi-modal therapeutic techniques when integrated with anti-inflammatory drugs, probiotics, or other nutraceuticals
There is also some research showing that citric acid with regular use (think three months and 20% concentration) can help sun-damaged skin, increase skin thickness and some nice hydrating things called glycosaminoglycans in the skin