USA-based research vendor (Castle Rock, Colorado) publishing a per-batch Certificate of Analysis library with public lot IDs, so a vial can be matched to its own COA before and after purchase

Mesoestetic AOX Glutathione, Skin Whitening Supplement Pills, 60 Capsules WHITENING - ANTI-AGING - SKIN CELL RENEWAL Very intense skin whitening action Lightening/Skin Whitening (Whitens complexion) Youthful and radiant whiter skin tone Protects from UV rays Brings the balance to your skin Slows the photo-aging process Natural UV protection & Luminous skin Youthful and radiant whiter skin tone Restrains melanin production Clearer Complexion (Treats Acne and Blemishes) Whitens the skin and eliminates dark spots Anti-aging efficiency - Lifts sagging skin Erases fine lines and wrinkles Provides high sun protection, essential to prevent the appearance of new dark spots Prevents and controls hyperpigmentation for a whiter, brighter, younger-looking, even skin tone Prevents and eliminates blemishes, dark spots

How Liposomal Glutathione Contributes to Glass Skin Liposomal glutathione supplement enhances your skins glow by tackling pigmentation and reducing oxidative stress, all essential for achieving clear, radiant skin
Thank you Travis, Tanya and Sandra
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It also enhances the skin natural glow, giving it a bright and even complexion