Explanation

• A, D, E, and K are fat-soluble vitamins.
• Fat-soluble vitamins are absorbed by the body along with dietary fats.
• They are present in foods that contain fats.
• The body stores these vitamins in the liver and fat tissue when they are not in use. 
• Megadoses of fat-soluble vitamins can be toxic.

Last verified on 25-10-2026

Explanation

• Guava is rich in vitamin C, which improves the absorption of non-haem iron found in cereals, pulses, and other plant foods.
• Tea contains polyphenols that can reduce iron absorption when consumed with meals.
• Postponing tea until about 1–2 hours after the meal can help reduce its inhibitory effect on iron absorption.
• Combining vitamin C-rich foods, such as guava, citrus fruits, or tomatoes, with plant-based meals is a practical way to improve iron availability.

Last verified on 21-10-2026

Explanation

• Vitamins A, D, E, and K are fat-soluble vitamins, not water-soluble.
• Vitamin B-complex and Vitamin C are water-soluble vitamins.

Additional information:

• Vitamin A: Important for vision and healthy skin.
• Vitamin K: Essential for normal blood clotting.
• Vitamin C: Helps in collagen formation and wound healing.

Last verified on 16-10-2026

Explanation

• Vitamin D increases calcium absorption from the small intestine and helps maintain healthy bones and teeth.
• Vitamin D deficiency can cause rickets in children and osteomalacia in adults.
• The body produces vitamin D in the skin when exposed to sunlight.
• It is also obtained from foods such as oily fish and fortified milk.

Last verified on 15-10-2026

Explanation

• Vitamin K helps to make various proteins that are needed for blood clotting and the building of bones.
• Prothrombin is a vitamin K-dependent protein directly involved with blood clotting.

• Vitamin C may protect the body against the effects of pollution.
• It may also prevent blood clots and reduce bruising.

Last verified on 31-03-2026