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.

Vitamin C, a popular supplement for immunity and collagen production, is best absorbed when timing and food interactions are considered. Unlike fat-soluble vitamins, it's not stored, so split dosages ...

Medically reviewed by Paria Sanaty Zadeh, PharmD Vitamin C can increase the absorption of iron, an essential mineral. Vitamin C intake (whether in food or as a supplement) can also impact how other ...

Are you getting enough vitamin C in your daily diet? Vitamin C, also sometimes referred to as L-ascorbic acid, is a vitamin found in foods such as red peppers, oranges, grapefruits, kiwis, broccoli, ...

You can take vitamin C at any time of day, but taking it after meals may help reduce stomach irritation. For better absorption, dietitians recommend liposomal and whole-food formulations. A food-first ...

Vitamin C is necessary for a healthy immune system, joints and disease prevention. The average adult needs 75 mg to 90 mg per day. Vitamin C is found in citrus fruits, bell peppers and cruciferous ...

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 ...

Some supplement manufacturers also caution that vitamin C may chelate copper, meaning it could reduce how well the mineral is absorbed. If you take both supplements, it may help to avoid large doses ...

Medical experts have issued an urgent warning over 'dangerous' vitamin combinations you should never take and how it can harm ...

Supplements that can help you stay physically and mentally healthy during the winter include vitamin D, zinc, vitamin C, and ...

Lindsey DeSoto, RD, is a nutrition writer, medical reviewer, and registered dietitian who helps clients improve their diet for health-related reasons. Her writing covers a variety of topics, including ...