"Vitamin C, also known as ascorbic acid, is an essential nutrient that plays a crucial role in maintaining overall health. It is involved in the growth, development, and repair of all body tissues, and it is necessary for the proper functioning of the immune system. The recommended daily intake of vitamin C varies depending on factors such as age and sex.

For adults, the recommended daily intake of vitamin C is 90 milligrams (mg) for men and 75 mg for women. However, some sources suggest that the optimal daily intake for adults is between 200 and 500 mg. For children, the recommended daily intake is 40 mg for infants, 50 mg for toddlers, and 65 mg for children aged 4 to 13.

Vitamin C is found in a variety of foods, including fruits and vegetables. Some of the best sources of vitamin C include oranges, strawberries, kiwi, bell peppers, and broccoli. It is also available in supplement form, but it is generally recommended to obtain vitamin C from food sources whenever possible.

In summary, the recommended daily intake of vitamin C varies by age and sex, with adults typically needing between 90 and 500 mg per day. It is essential for overall health and can be obtained from a variety of food sources."