Dive into the science of Retinoic Acid Receptors (RARs) and their transformative impact on skincare. This blog elucidates how RAR α, β, and γ, activated by topical retinoids such as tretinoin, adapalene, and tazarotene, target acne, pigmentation, and aging. Learn about the specific roles of these RARs in enhancing collagen production, smoothing skin texture, and evening out skin tone, offering insights into choosing the right retinoid based on your skin needs for a healthier, more youthful complexion

NAD is a form of Vitamin B3 found in skincare, injections, and supplements. Do NAD face creams really work? This blog discusses the science of NAD and what it does for your skin. NAD one of the top antiaging ingredients for skin right now. Learn why.

The JNK gene, crucial in cell response to stress, plays a pivotal role in skin aging. Its activation, linked to oxidative stress, accelerates aging signs like wrinkles. Understanding its impact is vital for developing targeted skincare solutions that combat aging by mitigating oxidative stress and promoting skin health.

Capsaicin is commonly known as the spicy molecule, but it has more functionality than that. Learn the science of this unusual ingredient in this blog!

Find out all about the uses and functions of lactic acid in skin care! Is lactic acid right for your skin type? Get the facts on skin care ingredients from the experts!

Dermatologist Dr. Leslie Baumann explains how aquaporins keep skin hydrated by controlling water flow between cells. Topical aquaporins don't penetrate deep enough but ingredients like ceramides can boost natural levels. Aquaporins also help maintain skin barrier function. Changes contribute to conditions like eczema and psoriasis. Targeting aquaporins may represent new treatments.

We know eating sugar can increase skin aging through a process called glycation. But how to we protect our skin from glycation? Is there anything we can do to damaged glycated skin? Dermatologist Dr. Leslie Baumann MD tell you how to protect your skin from sugar.

This article reviews what elastin fibers are, how to restore them in skin with products, supplements and diet. This blog discusses the differences between collagen and elastin. It also discusses how to measure elastin in skin.

Collagen is the powerhouse protein that constitutes 75% of your skin's dry weight. Learn how to restore and rebuild your skin's natural resilience and glow. From essential enzymes to the critical role of Vitamin C, we illuminate the biochemical pathways that stimulate collagen production. Uncover evidence-based strategies to increase collagen levels in your skin, not just through skincare products but also with food and supplements. Comprehensive guide for an informed approach to anti-aging skincare.

Only STS and STS Approved Medical Providers have the legal right to use the Baumann Skin Type Quiz and skin care routine builder. Learn how we spent the last 17 years developing and validating this scientific system. It is now the skin type quiz used by dermatologists around the world.

This Retinol Strength Chart will help you understand retinol percentages, compare strengths of retinoids, and find the strongest retinol over the counter and prescription strength retinoids.

What is pH? Does the pH of skin care products matter? What pH to use for different skin conditions.