Iranian residents have reported headaches, difficulty breathing, and oil-contaminated rain settling on buildings and cars after the bombing of oil depots ...

Retinol, niacinamide, vitamin C and hyaluronic acid: In recent years, these commonly-found ingredients have been name-dropped over and over again in the skincare community. Hyaluronic acid, in ...

Acid rain is a very broad term. It encompasses not only rain but also other forms of precipitation including fog, hail, sleet, snow, dust, and gas. It can even cause haze or smog, contributing to the ...

Years ago, a friend casually told me her secret to glowing skin wasn’t retinol or vitamin C. It was a cholesterol cream. I laughed. At the time, cholesterol conjured images of clogged arteries, not ...

No ingredient has a hold on the skincare market quite like hyaluronic acid. These days, you’d be hard-pressed to find a product that doesn’t have it in its formulation. But what is hyaluronic acid ...

“Hypochlorous acid is a naturally occurring ingredient in the body with antimicrobial and anti-inflammatory properties,” explains dermatologist Teresa Song, MD. “It is made by our immune ...

You may have seen people on social media spritzing hypochlorous acid on their faces, bedding, countertops, and dog blankets. They say the substance can treat skin conditions, like acne, and sanitize ...

Citric acid is a naturally occurring compound found in many fruits and vegetables. It’s available in powdered form, and if you’re a fan of all foods puckery and sour, you absolutely should be cooking ...

Skincare-obsessed TikTok users — a lively community on the popular social media site, often referred to collectively as SkinTok — are always on the hunt for the latest and greatest acne treatment, and ...

We spoke to the lead esthetician at the Spa at Hotel Chelsea all about this gentle exfoliator that's perfect for acne-prone and sensitive skin. According to Murray, mandelic acid is an exfoliating ...