Thorne Research Veterinary - Small Animal Antioxidant - Antioxidant Support for Small Animals - 120 Capsules Potent plant-based antioxidants - curcumin, grape seed extract, broccoli seed extract, resveratrol, milk thistle, hesperidin, quercetin, and carrot Amino acids to enhance glutathione levels - NAC, glycine, glutamic acid, and glutathione itself Antioxidants - ascorbic acid and d-alpha tocopheryl