Glow Recipe Watermelon Glow Niacinamide Hue Drops 5ml A tinted serum for a natural, sun-kissed glow. Contains niacinamide. To finish your daytime skincare routine: As the final step in your daily skincare routine, apply 1-2 pumps to your face and neck with your fingers to give your skin a natural, warm glow. Mix with foundation: Mix 1-2 pumps with your foundation to give your skin a glow and add a warm color. As a highlighter: Apply locally to the high points of your face (such as your hairline and cheekbones) for use as a highlighter or contour. As eyeshadow: Apply a small amount to the center of your eyelids with your fingertips and blend for an easy pop of color. Ophthalmologist-tested.