
What if we told you our favorite skincare product isn’t something we make at Protocol? Sure, vitamin C keeps our skin glowing and retinol makes it baby-smooth. But at the end of the day, if we had to pick just...
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Some retinoids are available by prescription only, while others can be purchased at the store. If you’re looking for the best over-the-counter retinol for your skin, this post will help you find it… While also explaining why the term “OTC...
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Wanna learn our favorite skincare shopping hack? Learning this trick can be a little infuriating, but that’s exactly why it’s so important. This hack lets us know if a skincare product contains meaningful percentages of the active ingredients advertised. We...
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There’s almost no room for debate - it’s well accepted that no cosmetic ingredient beats retinol for wrinkles. If you’ve been curious about adding retinol to your skincare routine to reduce or prevent fine lines and other signs of photoaging,...
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Vitamin C is our skincare superhero, but before it can fight crime, it has some very specific requirements. The most potent form of vitamin C in skincare is ascorbic acid, and it’s a bit of a diva. It’s the only...
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