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Welcome to Prequel's Skin Notes skincare blog. We’re passionate about skin health education. Skin Notes is a collection of articles that focus on skincare concerns, ingredients, technologies and more.
vitamin b complex in skincare

Vitamin B Complex in Skincare

Our Vitamin B Complex is composed of D-panthenol, panthenyl triacetate, and niacinamide. Dexpanthenol (D-panthenol) is the biologically active form of panthenol that hydrates, reduces skin irritation, and increases skin barrier recovery.

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Phytosterols in Skincare

Phytosterols in Skincare

Phytosterols are natural plant molecules that lock in moisture to help keep skin hydrated. They work to prevent water loss from the skin, which reduces dryness and flakiness. Phytosterols, which are structurally similar to cholesterol found in the skin, uphold the skin's natural protective layer.

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lipid layer enhancers

Lipid Layer Enhancers in Skincare

Lipid layer enhancers are refatting emollients added to a formula to provide the skin with the lipids it needs. They increase the moisture content of the skin by reducing evaporation, leaving skin feeling soft, smooth and non-greasy.

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malic acid in skincare

Malic Acid in Skincare

Malic acid is an alpha hydroxy acid (AHA) found in many fruits that helps stimulate exfoliation by interfering with how your skin cells bond. Its function is beneficial in removing surface dull skin to reveal healthier-looking skin. As an humectant, it can also provide added hydration to the skin.

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Film Formers in Skincare

Film Formers in Skincare

Film formers are a category of materials that form a layer or "film" to cover surface of the skin. These materials can be natural or synthetic and are used to increase water-resistance of a formula, increase skin hydration, support the skin barrier, increase long wear of products, and/or provide a smooth skin feel.

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urea in skincare

Urea in Skincare

A hygroscopic molecule (capable of absorbing water) naturally present in the skin that helps support skin barrier function and enhance water binding capacity. For skincare, urea is synthesized in labs to be effective in treating dry, rough, and scaly skin conditions. It can act as a humectant, emollient and/or exfoliant depending on percentage of use and format.

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DISCLAIMER: All skin care articles are intended to help educate on specific ingredients and skin care topics. Our articles are written to be informative and informational. They are not indicative of individual performance. Results may vary per applicant. Any reference to a specific patient experience is not a medical suggestion for treatment. Please note that any Prequel products with referenced ingredients are formulated for Cosmetic Use Only and NOT intended as replacements for physician advice and/or pharmaceutical product recommendations.


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