NAC Supplement (N Acetyl Cysteine) Amino Acid Capsules Metagenics UK omega 3 potency+ fish oil supplement for heart and eye health* HK Vitals Fish Oil Capsules for Men and Women 1000mg Omega 3 Glutathione Liposomal Seattle Integrative Medicine Pharmacy Benefits of Glutathione." Glutathione is a compound involved as a coenzyme in oxidationreduction reactions in cells. It is a tripeptide derived from 3 amino acids: Cysteine, glutamate (from glutamic acid), and glycine.