1 serving (1 grams) contains 0 calories, 0.0 grams of protein, 0.0 grams of fat, and 0.0 grams of carbohydrates.
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Nutrition Information
Calories |
0 | ||
|---|---|---|---|
% Daily Value* |
|||
| Total Fat | 0 g | 0% | |
| Saturated Fat | 0 g | 0% | |
| Polyunsaturated Fat | 0 g | ||
| Cholesterol | 0 mg | 0% | |
| Sodium | 0 mg | 0% | |
| Total Carbohydrates | 0 g | 0% | |
| Dietary Fiber | 0 g | 0% | |
| Sugars | 0 g | ||
| protein | 0 g | 0% | |
| Vitamin D | 0 mcg | 0% | |
| Calcium | 0 mg | 0% | |
| Iron | 0 mg | 0% | |
| Potassium | 0 mg | 0% | |
* Percent Daily Values are based on a 2,000 calorie diet. Your daily values may be higher or lower depending on your calorie needs.
Food Attributes
Source of Calories
About Vitamin c
Vitamin C, also known as ascorbic acid, is an essential water-soluble vitamin commonly found in citrus fruits such as oranges, lemons, and grapefruits, as well as in vegetables like bell peppers, broccoli, and spinach. First identified in the early 20th century, it is a vital nutrient often associated with immune health and antioxidant properties. Vitamin C plays a key role in collagen synthesis, wound healing, and iron absorption. With a low calorie profile, foods rich in Vitamin C contribute to a balanced diet and are prevalent in global cuisines. The Recommended Dietary Allowance (RDA) for adults is 75–90 mg per day, depending on gender, with an upper intake limit set at 2,000 mg to avoid adverse effects.
Health Benefits
- Boosts immune function by promoting white blood cell production and acting as an antioxidant.
- Enhances iron absorption from plant-based foods, making it crucial for individuals on vegetarian diets.
- Supports skin health through its role in collagen synthesis, aiding in wound healing and elasticity.
- Reduces oxidative stress by neutralizing free radicals, which may lower the risk of chronic diseases.
- Improves cardiovascular health by reducing blood pressure and strengthening blood vessel walls.
Dietary Considerations
Selection and Storage
Store fresh produce rich in Vitamin C, such as citrus fruits and vegetables, in a cool, dark place or under refrigeration to preserve nutrient content. Avoid prolonged exposure to heat during cooking as Vitamin C is sensitive to high temperatures.
Common Questions About Vitamin c Nutrition
Does Vitamin C contain protein or calories?
Vitamin C itself, as a pure nutrient, does not contain protein or calories. However, Vitamin C-rich foods like oranges or bell peppers have varying amounts of calories depending on the type and portion size (e.g., a medium orange contains about 62 calories and 1.2g of protein).
Can I include Vitamin C-rich foods on a keto diet?
Vitamin C-rich foods like leafy greens, broccoli, and bell peppers are generally keto-friendly as they are low in carbs. Fruits like oranges and kiwis are higher in carbs but can still be consumed in moderation depending on your daily carb allowance.
What are the health benefits of consuming Vitamin C?
Vitamin C is essential for immune health, collagen synthesis, and antioxidant protection against free radicals. It can help reduce the duration of colds and support skin health. Excessive intake may lead to minor digestive issues, such as diarrhea, but it is generally safe within recommended limits.
How much Vitamin C should I consume daily?
The recommended daily intake of Vitamin C is 90mg for men and 75mg for women, with an upper limit of 2,000mg per day for most adults. Consuming a variety of Vitamin C-rich foods like citrus fruits, strawberries, or vegetables ensures you meet your needs naturally without supplementation.
How does Vitamin C compare to other antioxidants in food?
Vitamin C is a water-soluble antioxidant, effective in neutralizing free radicals and supporting immunity. In comparison, Vitamin E is fat-soluble and focuses on protecting cell membranes. Foods rich in Vitamin C, like citrus fruits, complement Vitamin E sources such as nuts and seeds in a balanced diet.
Data Sources & Scientific References
Our nutrition data comes from trusted, authoritative sources to ensure accuracy and reliability. Below are specific scientific references and authoritative sources for this food item.
- Vitamin C Fact Sheet for Health ProfessionalsNational Institutes of Health Office of Dietary SupplementsComprehensive overview of Vitamin C, including its benefits, dietary sources, and recommended intake levels.
- Vitamin C Content of FoodsUSDA FoodData CentralA database providing specific information about the vitamin C content in various foods.
- Dietary Guidelines for Americans, 2020-2025U.S. Department of Health and Human ServicesSection discussing recommended dietary intake of vitamin C and its role in a healthy diet.
- Vitamin C and Immune FunctionNutrients (Peer-reviewed Journal)Research detailing Vitamin C's role in immune function, highlighting its nutritional and health benefits.
Additional Authoritative Sources:
Daily value percentages based on FDA guidelines. Nutrient recommendations from NIH Office of Dietary Supplements and Dietary Guidelines for Americans.
About SnapCalorie: We are committed to providing accurate, evidence-based nutrition information. Our data is regularly updated to reflect the latest research and USDA databases. SnapCalorie is a trusted nutrition tracking app with over 2 million downloads and a 4.8/5 star rating.
