Ingredient Dictionary

Poor

yarrow extract

Extract for which there is little research showing it to have any benefit for skin. What studies do... Read More »

Categories: Plant Extracts, Anti-Irritants, Irritants

Good

yeast

Group of fungi that ferment sugars. Yeast is a source of beta-glucan, which is a good antioxidant.... Read More »

Categories: Antioxidants

Good

yellow 5

See FD&C colors

Categories: Coloring Agents/Pigments

Good

yellow 6 lake

See FD&C colors

Categories: Coloring Agents/Pigments

Best

yerba mate extract

Used for the preparation of the most popular tea-like beverage in South America. It has... Read More »

Categories: Anti-Irritants, Plant Extracts, Antioxidants

Poor

ylang ylang

Fragrant, volatile oil that can also be a skin irritant. Read More »

Categories: Fragrance: Synthetic and Fragrant Plant Extracts, Irritants, Plant Extracts

Average

yogurt

There is no research showing that yogurt is effective when applied topically on skin. Yogurt... Read More »

Categories: Miscellaneous

Average

yucca extract

Plant extract that can have anti-inflammatory benefits. Read More »

Categories: Anti-Irritants, Plant Extracts, Antioxidants

Average

Yucca schidigera

See yucca extract

Results Per Page:
Page 1 of 1

About the Experts

Paula Begoun is the best-selling author of 20 books on skin care and makeup. She is known worldwide as the Cosmetics Cop and creator of Paula's Choice. Paula's expertise has led to hundreds of appearances on national and international television including:

View Media Highlights

The Paula's Choice Research Team is dedicated to helping you find the absolute best products for your skin, using research-based criteria to review beauty products from an honest, balanced perspective. Each member of the team was personally trained by Paula herself.

585630-IIS2 v1.0.0.344 10/22/2014 7:46:29 PM
Skip to Top of Page
FREE Shipping on Everything   |   FREE Antioxidant Retinol Serum on $50+   |   5 FREE Samples

Create an Account

Create Account»
  • »

New Customers

You will have the option to create an account after you have submitted your order.