Reader questions

Art of the Sport sunscreen review

We'll take a closer look at the ingredients in this sport sunscreen, which is fragrance-free and water-resistant, and ask my dad what he thinks about its potential for UVA protection.

It’s not all that unusual for me to think about sunscreen on a daily basis (I’m kind of addicted, if you can’t tell by the 45 articles in the sunscreen category…), but now that sunny days are upon us, maybe it’s on the average person’s mind, too. That’s why I decided to pluck a sunscreen-related inquiry from my backlog of reader requests. This looped me in to a brand I’d never heard of before: Art of Sport, a brand that focuses on developing…

What is glycerin, and why is it used in skin care products?

Let's take a closer look at this popular ingredient and ask my dad what concentration is included in a moisturizer.

Ever since I started blogging about skin care, I’ve grown accustomed to seeing the same ingredients pop up over and over again. One of them is glycerin. A few months ago, a reader contacted me with an intriguing question: What’s the typical concentration of glycerin that would be included in a rich facial moisturizer? In this post, we’ll ask my dad that very question and give this ingredient some overdue attention.

Why you should probably buy name-brand sunscreen

If you find a sunscreen that works for you (hallelujah!), it's probably best to stick with it rather than trying a slightly cheaper version.

I received a question from a reader the other day, and it got me thinking about when it makes sense to save or splurge on skincare products. Sara left a comment on the Neutrogena vs. Trader Joe’s Sunscreen Stick Comparison blog post, saying that she had tried Trader Joe’s sunscreen stick as a less expensive alternative to her normal go-to sunscreen stick from ThinkBaby—but unfortunately, the TJ’s version wasn’t able to protect her daughter from sunburn. For reference,…