How does this work? The 4 weeks program for anti-pigmentation -- Brighten your skin tone for radiant and healthy-looking appearance Vitamin C Serum is a perfect antioxidant that targets signs of aging, including fine lines, wrinkles, dark spots & sun spots. Fight early signs of skin damages for healthier skin with a glow. Visibly diminish dark spots and brighten dull and uneven skin for healthy-looking complexion, preventing further discoloration. WHAT IS BFS? HOW TO USE? BACHERI Hyaluronic Acid Ampoule Serum BACHERI Collagen Glow Firming Serum BACHERI Vitamin C Face Serum Add to Cart Add to Cart Add to Cart Customer Reviews 4.2 out of 5 stars 79 4.1 out of 5 stars 31 4.4 out of 5 stars 189 Price $19.99 $ 19 . 99 $42.00 $ 42 . 00 $25.99 $ 25 . 99 Key Ingredients Sodium Hyaluronate, Sodium Polyglutamate, Sodium Pca Soluble Collagen , Fibronectin Vitamin C Serum, Glutathione Skin Concern Hydrating, Anti-aging, Softening, Moisturizing Anti-Wrinkle, Brightening, Brightening, Hydrating When to Use Morning / Night Morning / Night Morning / Night Volume 1.01 Fl Oz 1.58 Fl Oz 1.01 Fl Oz