Glutathione and collagen, popular beauty supplements, are often marketed with exaggerated claims; experts clarify their true ...

Key points Low levels of glutathione in the brain may be linked to mood and stress resilience. Good sleep and exercise naturally protect the brain’s antioxidants. Eating sulfur-rich foods helps ...

Glutathione is a potent antioxidant that plays a crucial role in maintaining our overall health. It is typically produced in our liver and can also be found ...

Luxury brands face global, generational challenges, report says Shifting attitudes toward luxury have created an opening for newer, more agile and culturally relevant brands to make inroads.

I tested 35 popular K-beauty skincare products from 11 different brands to bring you the best of the best.

Cosmo editors share their favorite LGBTQ+-owned brands to shop for accessories, art, beauty, candles, and fashion this Pride Month and all year long.

We round up the coolest running brands of 2025, including stylish running clothing from Tracksmith, Satisfy, Soar, and other brands.

E.L.F. Beauty acquired Mrs. Bieber’s cosmetics brand for $800 million in cash and stock upfront, with another $200 million contingent on future growth.

The United States is iconic in so many ways. Find out which brand is the most legendary in your state—and every state.

Brands like Kraft Heinz and McDonald's are scrambling to avoid anti-American sentiment abroad and skirt tariff-induced boycotts.