DR HSIEH Lab Smart Classic 20% Nicotinamide Essence
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Water
Solvent1
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Niacinamide
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Butylene Glycol
Solvent, Fragrance, Viscosity Control, Moisturizer1
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Sclerotium Gum
Viscosity Control1
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Sodium Hyaluronate
Moisturizer1
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Quaternium-73
Antistatic1
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Phenoxyethanol
Preservative2-4
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Chlorphenesin
Preservative3