Vitamin C is one of the safest and most effective nutrients. Though it may not be the cure for the common cold, the benefits of vitamin C may include protection against immune system deficiencies ...

Medically reviewed by Sohaib Imtiaz, MD Oranges are loaded with vitamin C, but they are not the only whole food source of ...

Despite their reputation for being loaded with vitamin C, the 69.7 mg that a medium orange provides is actually less than many other common fruits and veggies. To pack the ultimate vitamin C punch ...

The present RDA for vitamin C for adults is 60 milligrams—a far cry from the 1,000 mg found helpful in the stress study. But there's a growing belief that the RDA for vitamin C is vastly outdated.

Additionally, vitamin C may reduce the amount of vitamin B12 available in your body. It’s generally recommended to take the two vitamins separately. The supplement also contains 10 mg of vitamin B6.

The recommended daily allowance for Vitamin C is 90 mg for men and 75 mg for women. “When you get higher than that, it effects medication,” said Dr. Reddy.

Emergen-C's main ingredient is vitamin C. Some versions contain about 1,000 milligrams (mg) per packet, while others may vary. It's important to check specific product labels.

According to Healthline’s Caroline Hill and Erin Kelly, the kakadu plum contains up to around 2,900 mg of vitamin C per 100 g, with about 440 mg present in one 15 g plum.

How much vitamin C is enough? Is it the 60 milligrams a day _ the amount in half a cup of fresh orange juice _ that is the current Recommended Dietary Allowance (RDA)? Is it the 30 to 40 ...