If you’re wondering when to use vitamin C serum to promote a healthy skin care routine, we’ve got answers. From when in your routine to implement the active to what you shouldn’t mix with ...

The best vitamin C serums combine high-quality, stable forms of vitamin C. They may also include complementary ingredients ...

Do you know the correct order to use your skincare products? It matters! Here's how to do it and our favorite products, ...

Apply vitamin C serum both morning and night, after cleansing and toning — if your skin can tolerate this. One 2013 review even recommends applying a vitamin C serum every 8 hours, or twice ...

Gentler in concentration and more focused on preventative skincare, these serums come in lightweight, fast-absorbing formulas ...

Learn more! How much should a good Vitamin C serum cost? If you’ve ever stood in the skincare aisle doing mental gymnastics over price vs. potency, you’re not alone. Some formulas retail for ...

To see if the viral TruSkin Vitamin C Serum is one such product, I decided to try it out and report my findings. Boasting more than 90,000 five-star reviews from Amazon customers, the bar was high for ...

TruSkin’s vitamin C facial serum has earned rave reviews from stars like Kyle Richards over the years — and for just a matter ...

Wait a few minutes to allow the eye cream to fully absorb before applying moisturizer or makeup. Applying eye cream in the ...

All products featured on Glamour are independently selected by Glamour editors. However, when you buy something through our retail links, Condé Nast may earn an affiliate commission. “I usually ...

If you’re wondering when to use vitamin C serum to promote a healthy skin care routine, we’ve got answers. From when in your routine to implement the active to what you shouldn’t mix with vitamin C, ...