Medically reviewed by Susan Bard, MD Use vitamin C in the morning and retinol at night to avoid skin irritation.Vitamin C ...

Vitamin C is essential for immunity, energy, and overall health—but how much do you actually need, and when is ...

Which antioxidant is right for your skin? Learn the key differences, benefits for different skin types, and why pairing them ...

How much vitamin C you need per day depends on your age, sex, pregnancy and lactation status, and if you smoke. Here are the guidelines and general limits.

Several fruits and vegetables provide significantly more vitamin C per serving than grapefruit does, making them efficient choices for meeting daily vitamin C needs.

Is it dangerous to consume too much vitamin C? Not really. “A genuine overdose of vitamin C is unlikely,” says Gürtler. “It’s water-soluble and the body cannot store excess amounts; the excess is just ...

We’re in the thick of cold and flu season, which always serves as a reminder that the common cold has no cure — hence why, when you inevitably catch one, you spend its entire duration (a whole box of ...

Vitamin C serums have become a staple in many skin care routines — and for good reason. Whether you’re targeting dark spots, seeking a radiant glow, or simply want to boost your skin’s overall health, ...

Does vitamin C help prevent a cold? And can taking antibiotics help you get over one? Doctors address common myths. (Getty Images) Respiratory virus season is officially here in the U.S., making it a ...