Lindsay Modglin is a nurse and professional writer who regularly writes about complex medical topics, as well as travel and the great outdoors. She holds a professional certificate in scientific ...

You know about the brightening wonders of vitamin C; the wrinkle smoothing prowess of vitamin A and hydrating powers of vitamin E. But chances are you might not yet have stumbled upon vitamin F, or ...

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 ...

If you’ve been blessed with a stomach free of digestive issues, chances are you haven’t given much thought to coffee’s ...

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 ...

Every item on this page was chosen by a Town & Country editor. We may earn commission on some of the items you choose to buy. The term “acid mantle” was coined in 1928 by German physicians researching ...

When acidic components get into rain or other forms of precipitation, acid rain can make trees die. It won't hurt you to walk or swim in acid rain, but the particles that cause it may hurt your lungs ...

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 ...

An exercise physiologist explains lactic acid, and it's impact on our bodies. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. What is lactic acid ...

Palmitic acid is a saturated long-chain fatty acid (LCFA), a term for fatty acids containing 13 to 21 carbons. Palmitic acid contains 16 carbons. This acid is found in most fats and oils, such as ...

Medically reviewed by Jay N. Yepuri, MD Key Takeaways Acid reflux is when stomach acid flows into the esophagus and mouth, ...