How to Treat Hyperpigmentation In the Summer: Products, Tips
A Dermatologist On the Best Way to Treat and Prevent Hyperpigmentation In the Summer
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In case you were wondering why the Peter Thomas Roth Potent-C Vitamin C Power Serum ($98) is worth the buy, it's because it contains 20 percent THD ascorbate — a form of vitamin C that can be up to 50 times more powerful than its counterpart — to help visibly brighten dark spots and even out the skin.