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AA Barrier Serum

Current Price $85.00 Original Price

(cannot be used with 'Subscribe and save')

An antioxidant-rich, fortifying serum formulated with our highest concentration of Alguronic Acid to strengthen the skin barrier and defend skin against pollutants and environmental aggressors, while helping to improve the appearance of dullness, redness, discoloration, lines and skin tone. 


This product is currently out of stock and unavailable.

Vegan formula clinically proven to help strengthen skin while improving the appearance of compromised skin in just 10 days*. 

Formulated with the highest concentration of our proprietary, patented Alguronic Acid, clinically tested and shown to visibly minimize the appearance of fine lines and wrinkles, while fighting environmental assaults that can lead to signs of aging. Boosts the benefits of the formula’s other actives to enhance efficacy. 

Combines nutrient-rich Niacinamide (Vitamin B3) and two antioxidant powerhouse actives, Phloretin and Ergothioneine.  

Fortifies skin barrier function to help improve the appearance of dullness, redness, discoloration, lines, and skin tone. 

Size: 30 mL/ 1 US fl. oz.

Product image with landscape overlay

92% of people live in areas surrounded by modern pollution where there are more than 200 toxic chemicals that can’t be seen with the naked eye.*

Your skin doesn’t have to be a product of its environment.

AA Barrier Serum

Highest Concentration of Patented Alguronic Acid from Algae

In its highest concentration, sustainably-produced patented Alguronic Acid from algae helps fortify the skin barrier to help defend skin against atmospheric aggressors – urban dust, pollution, smog, particulate matter, minuscule particles of soot and dirt and other grime – and to help improve the appearance of dullness, redness, discoloration, fine lines, and skin tone.

Other Key Ingredients

Phloretin - Apple Slice


an antioxidant from green apple with combined skin protectant, skin tone evening and soothing properties

Close up of B3 - Niacinamide


also known as B3, helps boost barrier performance and improve redness and blotchiness, and dull sallow skin

Ergothioneine - Mushroom


a broad-spectrum antioxidant from mushrooms that helps neutralize ozone pollution and provides an effective defense against free radicals

Take the 10 Day Challenge

agreed skin appears healthier & texture is visibly softened
agreed skin feels calmer, more soothed
agreed it helps smooth rough, damaged skin and improved the appearance of compromised skin
felt that skin feels strengthened and supported

*10 Day results when applied with AA Barrier two times a day. Results may vary.
** Results obtained following self-assessment of 85 women, using the product once a night over 28 days. Individual results may vary.

How To Use

On clean skin, apply one pump to entire face, neck and décolleté. AA Barrier Serum can be used after cleansing or as the third step after applying GENIUS Liquid Collagen, followed by a moisturizer. Use twice daily.

AA Barrier in hands
City Smog
AA Barrier on face

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