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The TIAM My Signature C Source (originally known as O.S.T C20 Original Pure Vitamin C Serum) is a Vitamin C Serum with 20% pure Vitamin C. This powerful serum brightens and brings back radiance to the skin, while removing blackheads and treating pigmentation from acne scars. The star ingredient, Vitamin C, is a powerful antioxidant that provides the best in anti-aging protection by reducing fine lines and boosting collagen protection.
TIP: It's best to store this serum in the refrigerator or a cool, dark place away from direct sunlight or high temperatures. It’s also best to avoid using any products with high levels of AHA, BHA, and Retinal together with this product
Suggested Use
Apply after cleansing and toning.
Use 2~3 drops and smooth in gently all over the face
(Especially smooth intensively the aged area such as pigmented or wrinkled lesions)
After applying Vitamin source C20, apply moisturizer is more effective.
