Kirkland Signature Vitamin C 1000 mg., 500 Tablets Costco Amazon.com: Kirkman NAC Supplement, N Acetyl Cysteine 100mg, 90 Vegetarian Capsules, Immune Support Supplement, Antioxidant, Promotes Glutathione Production, Hypoallergenic, Gluten & Casein Free : Health & Household Wag na wag kayong bibili ng glutathione brand na sobrang suspicious yung presyo., May nagmessage sa amin recently na sana daw napanood niya agad yung video namin tungkol sa fake Kirkland Signature Meron nga bang Kirkland Glutathione? Pakita ko sa inyo in this video kung san ichecheck whether legit or hindi ang Kirkland Signature product