Dietary supplements are everywhere, claiming to help with thinning hair, wrinkles, and weak nails. Their ingredients can include vitamins, minerals, herbs, and other substances.
These supplements can be pricey, sometimes costing over $100 a month, says Dr. Rajani Katta, a dermatologist at Baylor College of Medicine.
If these supplements really work, the high price might be worth it. But do they actually deliver on their promises? And are they safe?
You’ve probably seen ads for beauty supplements, thanks to celebrity endorsements and social media influencers. This has made products for hair, skin, and nails very popular.