Skincare Science
The science behind what works, explained clearly.
Ectoin Skincare Benefits: What Clinical Research Says About This Barrier Ingredient
Ectoin skincare benefits backed by clinical data: barrier repair, TEWL reduction, and how this extremophile molecule compares to niacinamide.
How to Layer Peptides and Retinol: The Science of Active Ingredient Pairing
A formulation-science guide to layering peptides and retinol, covering pH interactions, delivery systems, peptide types, and a step-by-step protocol.
PDRN in Skincare: The Clinical Science Behind Regenerative Repair
PDRN activates the A2A receptor to boost collagen, VEGF, and barrier repair. A clinical deep-dive into how polydeoxyribonucleotide works and what the research shows.
Tranexamic Acid for Hyperpigmentation: The Brightening Ingredient Dermatologists Trust
Tranexamic acid for hyperpigmentation: clinical evidence for melasma and dark spots, how it compares to hydroquinone, and usage protocols.
First Systemic Vitiligo Drug Meets Phase 3 Endpoints at AAD 2026
Upadacitinib Phase 3 data at AAD 2026 shows significant repigmentation in vitiligo patients. AbbVie seeks FDA approval for first systemic vitiligo treatment.
How Retinoids Actually Work
A cellular-level explanation of how retinoids interact with skin cell receptors, accelerate cell turnover, and stimulate collagen production to produce their well-documented anti-aging and acne-clearing effects.
The Science Behind Skin Barrier Repair
A clear explanation of how the skin barrier is structured, what disrupts it, and which ingredients are backed by evidence for repairing and maintaining it.
Understanding Chemical Exfoliation
A clear breakdown of how AHAs, BHAs, and PHAs exfoliate the skin, how they differ in mechanism and depth, and how to use them without disrupting the skin barrier.