Users with established tolerance who haven't achieved desired results at 1% may benefit from stepping up to 2%
Add the water slowly down the inside wall of the vial and swirl gently, do not shake

Benefits Superstar brightening ingredient L-glutathione visibly improves the look of dullness, dark spots, discoloration, and uneven skin tone to unlock a refreshed, radiant glow Licorice extract helps visibly boost brightening and allantoin leaves skin feeling calm and balanced A subtle but noticeable scent from the high concentration of L-glutathione in its most potent, active form with no added fragrance, keeping the formula gentle for sensitive skin Powered by K-Beauty innovation, Peach Slices offers easy, clinical solutions, for tough skin issues, with derm-approved products that meet the highest beauty standards and are also silicone-free, fragrance-free, alcohol-free, and formulated without any harsh chemicals Key Ingredients 5k ppm L-glutathione: helps visibly reduce the look of discoloration and uneven skin tone for brighter, more radiant-looking skin Licorice Extract and Allantoin: help visibly even skin tone while soothing and calming for a balanced look and feel Vitamin C: boosts the visible brightening benefits of L-glutathione while helping to improve overall radiance and clarity Glycerin and Polyglutamic Acid: helps lock in moisture for long-lasting hydration and skin that looks and feels smooth and refreshed Item 2655731 Shake well

Most individuals find 0.1 to 0.15 mg daily sufficient for chronic condition management
Frequently Researched Together GHK-Cu (Copper Peptide) is also available as part of the Longevity Stack save 15% on the full stack