• Mandelic Acid: An alpha-hydroxy acid that brightens, suppresses hyperpigmentation, and enhances cell turnover.
• Lactic Acid: An alpha-hydroxy acid that improves skin tone, smooths texture, and reduces the appearance of dark spots.
• Sodium Hyaluronate (L): The purest, salt form of hyaluronic acid; principal water-regulating molecule that attracts and binds moisture to the skin.
• Niacinamide (Vitamin B3): Aids in cellular respiration and lipid synthesis, inhibits skin pigmentation, and improves epidermal barrier function with potent anti-inflammatory properties.

Mandelic Serum 5% Ingredients: Aqua (Water), Hamamelis Virginiana (Witch Hazel) Water, Mandelic Acid (L) 5%, Alcohol, Lactic Acid (L) 4%, Butylene Glycol, PPG-3 Benzyl Ether Myristate. Alcohol Denat., Niacinamide, Polyglyceryl-4 Caprate, Sodium Lactate, Xanthan Gum, Sodium PCA, Sodium Hyaluronate (L), Urea, Phenethyl Alcohol, Caprylyl Glycol, Potassium Sorbate Mandelic Serum 8% Ingredients: Aqua (Water), Hamamelis Virginiana (Witch Hazel) Water, Mandelic Acid (L) 8%, Alcohol, Lactic Acid (L) 4%, Butylene Glycol, PPG-3 Benzyl Ether Myristate, Alcohol Denat., Niacinamide, Sodium Lactate, Xanthan Gum, Sodium PCA, Sodium Hyaluronate (L), Urea, Phenethyl Alcohol, Caprylyl Glycol, Potassium Sorbate Mandelic Serum 11% Ingredients: Aqua (Water), Hamamelis Virginiana (Witch Hazel) Water, Mandelic Acid (L) 11%, Lactic Acid (L) 8%, Alcohol, Butylene Glycol, PPG-3 Benzyl Ether Myristate, Alcohol Denat., Niacinamide, Polyglyceryl-4 Caprate, Sodium Lactate, Xanthan Gum, Sodium PCA, Sodium Hyaluronate (L), Urea, Phenethyl Alcohol, Caprylyl Glycol, Potassium Sorbate Mandelic Serum 15% Ingredients: Aqua (Water), Hamamelis Virginiana (Witch Hazel) Water, Mandelic Acid (L) 15%, Lactic Acid (L) 8%, Alcohol, Butylene Glycol, PPG-3 Benzyl Ether Myristate, Alcohol Denat., Niacinamide, Sodium Lactate, Xanthan Gum, Sodium PCA, Sodium Hyaluronate (L), Urea, Phenethyl Alcohol, Caprylyl Glycol, Potassium Sorbate