Explanation

• Ascorbic Acid is commonly known as Vitamin C.
• It is essential for growth, repair, and maintenance of body tissues.
• Prevents scurvy, a disease caused by Vitamin C deficiency.

Additional information:

Sources of Vitamin C (5):

1. Orange
2. Lemon
3. Guava
4. Strawberry
5. Bell pepper

Functions:

• Antioxidant
• Collagen synthesis
• Strengthens immunity

Last verified on 19-01-2026

Explanation

Vitamin K is essential for blood clotting.

It helps produce clotting factors in the liver.

Deficiency can cause excessive bleeding or hemorrhage.

It is found in green leafy vegetables, vegetable oils, and some fruits.

Vitamin K is especially important for newborns and people with liver disorders.

Explanation

Vitamin A supports skeletal growth in children.

It is essential for vision, especially in low light (prevents night blindness).

Maintains healthy epithelial tissues like skin, lungs, and mucous membranes.

It also supports immune function and overall cell growth.

Deficiency can lead to growth retardation, vision problems, and skin issues.

Explanation

• Sunlight is a good source of vitamin D.
• When our skin is exposed to sunlight, it produces vitamin D, 
• It is essential for bone health, immune function, and the regulation of calcium levels in the blood.
• Deficiency of Vitamin D results in Rickets.

Explanation

• Vitamin D helps in absorption of calcium and phosphorus from the intestine.
• Its deficiency leads to softening of bones, called osteomalacia in adults (rickets in children).

Additional information:

• Vitamin D is also known as the “Sunshine Vitamin”.
• Because it is synthesized in the skin by sunlight.

Last verified on 18-01-2026