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Close-up of female model touching the undereye area with her finger while holding a tube of Mary Kay® Instant Puffiness Reducer

What Causes Undereye Bags and Puffiness, and What to Do About Them

Why, no matter how hard we try, do we deal with puffy eyes and undereye bags? Keep reading for the why behind puffy eyes and what to do about them.

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Retinol 101

Pure retinol is dermatology's gold-standard ingredient shown to prevent and reverse visible signs of aging. Decades of scientific study by universities and dermatologists around the world have supported the remarkable benefits of this ingredient, demonstrating its ability to deliver healthier, younger-looking skin.

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Skin Benefits of Vitamin C + Vitamin E

Vitamin C is great for skin. So is vitamin E. Put them together, and you've created something truly extraordinary. Their interaction improves antioxidant performance and boosts benefits, protecting skin against premature aging. 

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Skin Care Routines 101

Get the answers from Dr. Cristi Gomez, Director of Product Safety & Environmental Toxicology, and David Gan, Senior Principal Scientist, Skin Research & Technology to common questions about the importance of having a skin care routine no matter what your lifestyle is.

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A picture of Dr. Cristi Gomez, Director of Product Safety and Environmental Toxicology, smiling in a scientific setting.

Safe Skin Care Facts

What makes Mary Kay® products safe for you and easy on the environment? Get expert insights about Mary Kay’s safety standards and the healthy habits you can cultivate to care for your skin from Dr. Cristi Gomez, Director of Product Safety & Environmental Toxicology.

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Hydration How-To

Healthy, hydrated skin can be yours with the right tips and products. Discover the importance of hydration (also known as moisturization), learn about key ingredients that help quench your skin's thirst and uncover debunked hydration myths.

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Skin Care Ingredient Glossary

Ever wonder what’s powering your Mary Kay® skin care products? Peruse our selection of top tier ingredients — from enriching vitamins to potent antioxidants and every extract in between — to  discover what’s inside the innovative formulas you love. Learn more about how these effective ingredients deliver proven results.

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