Can You Take Vitamin C With Caffeine? Performance Lab Not a typo on the 3rd one. Black coffee: upregulates AMPK, mobilizes fatty acids, dose dependent data on liver enzyme improvement. Bone broth: glycine supports glutathione synthesis and gut mucosal integrity. Yerba mate ( Why Oxidative Stress Could Be the Real Reason You Can't Sleep Cardiology & Neurology Specialists located in Queens, Forest Hills and Brighton Beach, Brooklyn, NY Advanced Medical Care Antioxidant effects after coffee enema or oral coffee consumption in healthy Thai male volunteers S Teekachunhatean, N Tosri, C Sangdee, R Wongpoomchai, W Ruangyuttikarn, C Puaninta, S Srichairatanakool, 2012 Is Glutathione Affected by Caffeine or Milk Tea?