Vitamin C

Vitamin C, also known as ascorbic acid, is a water-soluble vitamin that is essential for the growth, development, and repair of all body tissues. It plays a crucial role in numerous bodily functions, including the formation of collagen, absorption of iron, and maintenance of the immune system.

Sources of Vitamin C

Vitamin C is found in various fruits and vegetables, including:

• Oranges
• Strawberries
• Broccoli
• Bell peppers
• Kale

Functions of Vitamin C

Vitamin C serves several important functions in the body, including:

• Collagen Synthesis: Vitamin C is essential for the production of collagen, a protein that helps in the formation of skin, tendons, and blood vessels.
• Antioxidant Properties: It acts as an antioxidant, helping to protect cells from damage caused by free radicals.
• Immune System Support: Vitamin C boosts the immune system and helps the body fight off infections.
• Iron Absorption: It enhances the absorption of non-heme iron, the type of iron found in plant-based foods.

Deficiency and Excess

A deficiency of vitamin C can lead to a condition known as scurvy, which is characterized by weakness, anemia, gum disease, and skin problems. On the other hand, excessive intake of vitamin C can cause gastrointestinal disturbances and diarrhea.

Study Guide

When studying vitamin C, it's important to focus on the following key points:

1. The sources of vitamin C and its presence in various fruits and vegetables.
2. The functions of vitamin C in the body, including collagen synthesis, antioxidant properties, and immune system support.
3. The consequences of vitamin C deficiency and excess intake.
4. The recommended daily intake of vitamin C for different age groups.
5. The role of vitamin C in enhancing iron absorption in the body.

Understanding these key points will provide a comprehensive understanding of the importance of vitamin C in maintaining overall health and well-being.