A one-minute mask that firms, tones, and smooths the skin with 10 percent vitamin C that turns a dull complexion bright.
What it is formulated to do:
Formulated with potent water-activated vitamin C, this one-minute mask instantly revitalizes and visibly rejuvenates the skin. It reduces signs of fatigue, photo-aging, and skin imperfections, and leaves skin looking firm, toned, and smoothed. Skin instantly glows with renewed health and radiance.
What else you need to know:
This product was named 2014’s Best Skin care Innovation by "ELLE Magazine" and Best Face Mask by Women's Health Future 50 Beauty Awards 2015.
For sensitive skin, REN recommends a patch test on the inner arm prior to use. If skin turns red, do not continue. This is a highly active product that should be used as instructed. When the vitamin C in Flash Rinse is activated by water it can give off a slight metallic fragrance. This disappears when the product is thoroughly rinsed off.
In an instrumental measurement on 30 women after 1 minute:
- 15% reduced wrinkle depth
- 24% increased luminosity
In an auto-evaluation on 30 women:
- 100% of women considered their skin was more luminous, smoother, and firmer
Clean at Sephora
When you spot our Clean seal, you can be sure we’ve checked that this brand’s product is made without the ingredients you told us you’d most like to avoid.
Clean at Sephora™ is formulated without:
Sulfates SLS and SLES, parabens, formaldehydes, formaldehyde-releasing agents, phthalates, mineral oil, retinyl palmitate, oxybenzone, coal tar, hydroquinone, triclosan, triclocarban. All skincare, hair, and makeup brands with the Clean Seal have less than one percent of synthetic fragrances.
-Apply generously to face and neck, add a small amount of warm water with your fingertips, and briefly massage to activate.
-Leave on for one minute.
-For sensitive skin, REN recommends a patch test on the inner arm prior to use. If skin turns red, do not continue.
-This is a highly active product that should be used as instructed.
-When the vitamin C in Flash Rinse is activated by water it can give off a slight metallic fragrance. This disappears when the product is thoroughly rinsed off.
-Avoid eye area.
-Vitamin C (Ascorbic Acid): Supports natural collagen synthesis, improves skin elasticity, and evens out skin tone.
-Magnesium Oxygen Complex: Energizes the complexion and boosts radiance.
Coconut Alkanes, Ascorbic Acid, Coco-Caprylate/ Caprate, Silica, Sodium Cocoyl Glutamate, Mannitol, Citrus Aurantium Dulcis (Orange) Flower Oil, Yeast Extract, Helianthus Annuus (Sunflower) Seed Oil, Boswellia Carterii Oil, Boswellia Serrata Extract, Azulene, Magnesium Ascorbyl Phosphate, Glycogen, Daucus Carota Sativa (Carrot) Root Extract, Daucus Carota Sativa (Carrot) Seed Oil, Beta-Carotene, Ascorbyl Palmitate, Limonene.
REN Clean Skincare started clean skincare 16 years ago with the goal of making skincare for everyone, even sensitive skin types. Their formulas are made with natural ingredients that don't irritate skin. Live clean. Bare all. That has always been the REN philosophy. Nothing unnecessary—just pure, pleasurable, clean ingredients that work.
Get more information about
If you are not completely satisfied with an online purchase or gift, you may return your U.S. or Canadian purchase in stores or by mail. Restrictions apply for returns made outside the U.S.