Estée Lauder says its 'Perfectionist Pro Intense Brightening Essence Ampoules' offer rapid renewal when your skin needs a boost. Designed as a four-week treatment, this highly concentrated and weightless serum is infused with Vitamin C to help reduce the appearance of dark spots and even skin tone, while Vitamin E and Liquorice Extract work to minimize redness and irritation, revealing a smooth, radiant complexion. To minimize waste, a single dropper is included and can be attached to all vials. - Suitable for all skin types - Free from synthetic fragrance, sodium lauryl and mineral oil - Dermatologist-tested