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Why Is TikTok Obsessed With Using Tretinoin & Azelaic Acid Together?

Plus, why some women are rethinking perms after 50.


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Plus, why some women are rethinking perms after 50.
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August 23, 2026

Dermatologists weigh in on the TikTok-favorite skin-care duo.

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TODAY'S SHOPPING PICK

Heat styling, color, and everyday wear can leave hair feeling dry and fragile, but SheaMoisture Jamaican Black Castor Oil Strengthen & Restore Shampoo + Conditioner is made to help bring it back. The shampoo cleanses without stripping, while the conditioner helps detangle, soften, and reinforce damaged strands. Together, the duo leaves hair feeling stronger, more moisturized, and ready for whatever styling comes next.

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Why America’s Med Spa Boom Is Raising Big Safety and Oversight Questions

 

There are almost as many med spas as McDonald’s in the US, ready to serve you a smoother forehead, glowier skin, and fuller lips. Are you safe placing an order?

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