178X more potent than traditional vitamin C,* this satiny dry oil serum helps to visibly brighten skin, even tone and protect against premature aging signs. See visibly brighter skin after just one use. Single-dose capsules. Travel-friendly. Free from added fragrance. Dry oil serum. 28ml. 60 Capsules. Made in USA. *Based on stability testing of THD Ascorbate vs. L-Ascorbic Acid. For all skin types. Squeeze 3 drops onto palm of hand, press palms together, and smooth over face. Use remaining serum for neck and décolleté. Adjust as needed. Use morning and/or night before moisturizer.