sensitive skin

  • the ordinary lactic acid 10 + ha 2 02

    How Often Should You Exfoliate With AHAs/BHA?

    “How often should you exfoliate with AHAs/BHA? The instructions on my glycolic acid exfoliant say I need to apply it every night. But then why is my skin so dry all of a sudden?” I hear this a lot from my clients. Exfoliating acids are double-edged swords. Use them right and they’ll brighten up your […]

  • use vitamin c and glycolic acid together

    Can You Use L-Ascorbic Acid (Vitamin C) & Glycolic Acid Together?

    “I exfoliate with glycolic acid. Can I follow it up with vitamin C?,” I get this question all the time for my clients. Short answer: yes, you can. But that doesn’t mean that you should… Long answer: it’s complicated. You can use L-ascorbic acid and glycolic acid together, but it depends on your skin type, […]

  • is witch hazel good for skin

    Is Witch Hazel Bad For Skin?

    Is witch hazel bad for skin? I get why you’re confused. Witch hazel is one of those ingredients that everyone has an opinion about, and somehow those opinions are completely opposite. Your mom says it’s amazing. The internet says it’s the devil. Your dermatologist might be cool with it while your esthetician acts like you […]

  • acid mantle

    Acid Mantle: What It Is And How To Restore It

    Sounds familiar? That’s your acid mantle screaming for help. In plain English, your acid mantle is basically this thin, slightly acidic layer on your skin that acts like a bouncer at a club – keeps all the bad stuff (think bacteria and environmental aggressors) out, lets the good stuff (think moisture and antioxidants) stay in. […]

  • avene thermal spring water

    Thermal Water: What Is It And Can It Really Help Your Skin?

    Is thermal water in skincare a scam or do the French know something we don’t? Like, they go gaga over this stuff. You can’t enter a pharmacy in France without bumping into shelves stocked to the brim with all kinds of fancy water. To the rest of the us, thermal water looks like plain old […]