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

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.

Abstract: Processing customer data results in the ability to predict the facts of the business environment. Data helps operate the business optimally, namely by developing market share, increasing ...

Here are four practical ways to boost vitamin C in your diet: Eat more citrus fruits: Oranges, grapefruits, tangerines and ...

Apple juice naturally contains less vitamin C than orange juice does, but fortified apple juice options may offer even more of the immune-boosting nutrient.