Erica Douglas

Erica Douglas, better known as Sister Scientist, is a formulating cosmetic chemist who earned her degree in Chemical Engineering from Stanford University. She has dedicated her career to developing quality and innovative cosmetic products, and has been the scientific mind behind brands such as ORS Olive Oil, Curls Unleashed, and HAIRepair. She is currently the Founder/CEO of mSEED group, a product development, manufacturing, and business consulting company that specializes in implementing brand innovation and growth strategies for new and emerging brands in the beauty space.<br />

Should You Believe the Claims on Your Hair Products?
"Get 10x More Curl Definition!*" Is it science, or science fiction?

I'm a Cosmetic Chemist. Biotin & Castor Oil Don't Thicken Your Hair
One of the currently trending ingredients used in products that promise thicker hair is castor oil. However, there is no scientific basis for these claims.

Thicker Isn't Always Better: Why It Doesn't Guarantee Moisture & Slip
In the hair product world, we tend to think that thicker products mean more moisture. One cosmetic scientist tells us why that's not necessarily true.

Why Do People Avoid Parabens? The Answer, According to a Scientist
Avoiding parabens? Is that based on facts or paranoia?

The Truth About Sulfates, According to Science
Are you generalizing sulfates? This will make you wonder what other ingredients have you generalized and judged prematurely.

How to Tame Frizzy Hair, According to Science
How do you eliminate those rogue strands of hair that are ultimately the culprits of frizz?

Heat Protectants: This Buildup Actually Saves Your Hair
Try to decide between a natural oil or a heat protectant?

This New (Old) Oil is Gaining Popularity, Is It Worth the Hype?
Sister Scientist breaks down the latest trending oil. Is it worth the hype?
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