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Johann W. Wiechers, Ph.D.
Words from Wiechers: Without Penetration, No Delivery
This somewhat tongue-in-cheek edition of our "Words from Wiechers" series offers insight to improve the efficacy of actives.
Sep 10th, 2018
Johann W. Wiechers, Ph.D.
Words from Wiechers on 'Shaken, Not Stirred' Cosmetics R&D
In this installment of our Words from Wiechers series, the late author encourages the industry to put more energy into products; i.e., "shaking, not stirring" them, for more innovative outcomes.
Apr 13th, 2018
Johann W. Wiechers, Ph.D.
Words from Wiechers: The Term Cosmeceuticals is No Longer Sustainable
"We really cannot differentiate between a cosmetic and a drug if we accept the fact that a claim made for the product can determine to which category it belongs," Wiechers criticizes, in this "Words from Wiechers."
Jun 30th, 2021
Johann W. Wiechers, Ph.D.
Words from Wiechers: Too Often, Too Hot and Too Long. . .
In this edition of Words from Wiechers, product developers are reminded that if consumers deplete natural moisturizing factor from their skin, e.g., via long, hot showers, they damage their barrier and increase the penetration of anything applied to skin; including mild cleansers.
Sep 7th, 2021
Johann W. Wiechers, Ph.D.
Words from Wiechers: Perception of Reality or Reality of Perception?
"Suppliers promise quite a lot to their customers," Wiechers tells us. "And [manufacturers] love to insist on more...This attitude promotes a shift from reality to perception." Read on to learn this month's lesson from Wiechers.
Mar 14th, 2019