Meet polyglutamic acid, the power ingredient that changes how your skin hydrates itself. Delmaine Donson/Getty Images If you haven't heard of polyglutamic acid's benefits, let us be the first to share ...

Polyglutamic acid (aka PGA) is a humectant and water-based component, so expect moisture (and lots of it). According to Dr. Farhang, they are “long chains of amino acids produced from fermented ...

Polyglutamic acid (often abbreviated to PGA) holds up to 10 times more moisture than cult skincare ingredient hyaluronic acid (or HA), making it one of the most powerful hydrating ingredients around ...

If your bathroom counter is lined with hyaluronic acid-spiked serums and moisturizing creams as far as the eye can see but you still haven’t achieved the perfectly hydrated skin of your dreams, then ...

Accelerated by the demand for online advice throughout the pandemic, there's been a huge shift in how we consume beauty of late. Forget in-store counters, IRL advice and age-old skin lessons passed ...

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The key to ensuring your skin-care routine stays as effective as possible is making room for flexibility. Sometimes, just when you think you have a handle on what your skin likes, you get a breakout ...