Inulin in Skincare
Inulin is a multifunctional ingredient extracted from chicory roots, that supports the skin microbiome and moisturizers. A natural prebiotic that acts as a powerful humectant for the skin. We're always...
SKIN NOTES - THE SKINCARE BLOG
Welcome to Prequel's Skin Notes. As a dermatologist-developed brand, we're passionate about skin health education. Skin Notes is a skincare blog that focuses on skin concerns, efficacious ingredients, new technologies and more.
Ergothioneine in Skincare
Ergothioneine is a natural amino acid antioxidant incorporated in skin care to help protect other active antioxidants from degrading, thus enabling them to maintain their integrity and provide defense against...
Ferulic Acid in Skincare
Ferulic Acid is an organic compound derived from plant cells. Utilized in skin care as a powerful antioxidant to help improve the visual signs of aging including helping to even...
Cosmetic Ingredients That Help To Prevent Moisture Loss
A skincare regimen that includes a combination of humectants, occlusives, and emollients can be highly effective in maintaining skin hydration. These ingredients work together to support the skin's natural barrier...
Cosmetic Ingredients That Help With Rosacea
Rosacea is a chronic skin condition characterized by redness/erythema, inflammation, facial flushing, telangiectasia, and sometimes acne-like bumps. Managing rosacea often involves using gentle ingredients that soothe the skin and reduce...
Cosmetic Ingredients That Help Repair The Skin Barrier
The skin barrier is the outermost layer of the skin, responsible for keeping moisture in and harmful elements out. It is often described as having a brick and mortar structure...
Panthenol in Skincare
Also known as provitamin B5, D-panthenol (dexpanthenol) is the most active isomeric form utilized for its moisturizing and soothing properties. Particularly effective in hydrating the skin and enhancing its texture...
What Does "Dermatologist Tested" Mean?
Dermatologist-tested means safety testing takes place under the supervision of a dermatologist. Safety testing performed under the supervision of a dermatologist can include RIPT (repeated insult patch testing), which tests...
Hypochlorous Acid in Skincare
Hypochlorous acid is a powerful oxidizing agent that can help reduce bacterial bioburden on the skin to address topical systems of congestion and rosacea. Also helps improve the overall health and...
Adenosine in Skincare
Adenosine, a bio-organic compound found in every cell of our bodies, has gained recent recognition in the skincare industry for its topical restorative and skin-soothing properties. Particularly effective in reducing...
Dermatologist Tips for Skin Barrier Support and Hydrated, Healthy Skin
Your skin barrier is like a shield that protects your body from environmental aggressors, such as pollution, UV rays, and harmful microorganisms. When this barrier is compromised, it can lead...
Is Your Skin Purging or Just Breaking Out?
If you've ever incorporated a new skincare product into your routine, particularly a retinoid or an exfoliant, you may have experienced new breakouts or skin reactions. While initially alarming, this...
Dermatologist's Guide to Repairing Your Skin Barrier
Your skin barrier is your first line of defense against environmental stressors, and nurturing it is vital for healthy, glowing skin. By following this dermatologist-approved morning skincare routine, you can...
Everything To Know About The Gleanser Non-Drying Glycerin Cleanser
“A cleanser is an important step in any skincare routine but for many it can be the most irritating step so I created Gleanser to fit all skin types and...
Everything To Know About The Skin Utility Ointment Multi-Purpose Skin Protectant
“In my practice, I always say: “Keep it goopy.” For cuts, post-procedures, etc, it’s important to keep the skin barrier protected. This works with the skin barrier both ways. So...
SKIN NOTES