now foods glutathione product info and reviews | NOW Supplements | NOW Vitamins NOW Foods Glutathione Skin Brightener™
Description
Available online: nitroreductase/ (accessed on 17 December 2020)

Yuba E, Osaki T, Ono M, Park S, Harada A, Yamashita M, Azuma K, Tsuka T, Ito N, Imagawa T, Okamoto Y

2012) found that FL-K18 and cK18 were highly correlated with ALT for up to 24 h after APAP exposure

I would argue its not that sensitive, but nonetheless, it is a biomarker for inflammation

Either way, check out the variety of super-tasty fruit flavors available