Priya Sharma
Lead Reviewer & Analyst
Licensed esthetician and cosmetic chemistry enthusiast
Priya Sharma is a licensed esthetician and skincare formulation enthusiast with a background in cosmetic chemistry. She tests and reviews skincare products with a focus on ingredient science, clinical evidence, and value for money.
Articles by Priya Sharma(12)
How to Fix a Damaged Skin Barrier: Signs and Recovery Steps
How to Fix a Damaged Skin Barrier If your skin suddenly becomes sensitive to products it used to tolerate, feels tight and uncomfortable, or breaks out in rough patches — you likely have a compromised skin barrier. Wh
How to Layer Skincare Products in the Correct Order
How to Layer Skincare Products in the Correct Order The order you apply skincare products directly affects how well they work. Apply them wrong and actives won't penetrate, occlusives block absorption, and you may be wa
SPF 30 vs SPF 50: Does the Difference Actually Matter?
SPF 30 vs SPF 50: Does the Difference Actually Matter? You are standing in the sunscreen aisle staring at two nearly identical bottles. One says SPF 30, the other SPF 50. The SPF 50 costs more. Is it worth it? What SP
Niacinamide Benefits: What This Ingredient Can Really Do for Your Skin
Niacinamide Benefits: What This Ingredient Can Really Do for Your Skin Niacinamide is a form of vitamin B3 that has extensive clinical evidence across multiple skin concerns. Unlike many buzzy ingredients, it delivers o
How to Build a Skincare Routine for Beginners: A Simple 4-Step System
How to Build a Skincare Routine for Beginners Skincare does not need to be complicated. A good routine can be built around four core products. Adding more without understanding the basics often makes things worse, not b
AHA vs BHA vs PHA: Which Exfoliant Is Right for You?
AHA vs BHA vs PHA: Which Chemical Exfoliant Should You Use? Chemical exfoliation is one of the most effective tools in skincare — but the alphabet soup of AHA, BHA, and PHA trips up even experienced skincare enthusiasts
Tretinoin vs Retinol: Which Is More Effective and Who Should Use Each?
Tretinoin vs Retinol: The Complete Comparison Both tretinoin and retinol are vitamin A derivatives that increase skin cell turnover and stimulate collagen production. But they're not the same product, and choosing betwe
Collagen Serums: What Science Actually Says About Topical Collagen
Collagen Serums: What Science Actually Says Collagen serums fill shelves at every price point. The claim is always the same: replenish lost collagen, reduce wrinkles, restore youthful firmness. Here's what the research
How to Get Rid of Hyperpigmentation: Complete 2026 Guide
How to Get Rid of Hyperpigmentation: The Complete Guide Hyperpigmentation — dark spots, post-inflammatory marks, melasma — is among the most searched skin concerns online. Here's what actually works and what the timelin
Glycolic Acid vs Lactic Acid: Which AHA Should You Use?
Glycolic Acid vs Lactic Acid: A Direct Comparison Both are alpha hydroxy acids. Both exfoliate. But they behave differently on skin — and choosing the wrong one can lead to irritation or underwhelming results. Molecul
Salicylic Acid vs Benzoyl Peroxide: Which Clears Acne Faster?
Salicylic Acid vs Benzoyl Peroxide: Which Should You Use? Both are the most clinically validated OTC acne treatments available. But they work through completely different mechanisms — and work best for different types o
Skincare Ingredients You Should Never Mix (And Why)
Skincare Ingredients You Should Never Mix Layering actives without understanding their interactions can reduce effectiveness, increase irritation, or — in some cases — cause real skin damage. Here's what to keep apart.