Explanation

• Vitamin A deficiency → Night blindness (Nyctalopia)
• Vitamin A is important for vision and immune function.

Additional information:

• Vitamin K is essential for blood clotting.
• Vitamin D helps in calcium absorption and bone mineralization.
• Vitamin B1 supports nerve function and energy metabolism.

Last verified on 01-02-2026

Explanation

• Vitamin A is essential for vision, skin health, and immune function.
• Its deficiency can lead to night blindness (poor ight vision) and other health problems.

Additional information:

• Dry skin and eyes
• Impaired immune function
• Poor wound healing
• Increased risk of respiratory and urinary tract infections

Last verified on 17-01-2026

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

Explanation

• Name: Vitamin B-2 (Riboflavin)
• Food sources: Milk, Eggs, Organ meats, Green vegetables, Cereals
• Deficiency causes: Skin problems, sore throat, eye irritation
• Role: Energy production (metabolism)
• Solubility: Water-soluble vitamin

Last verified on 21-04-2026

Explanation

• Hemorrhagic disorders involve a tendency to bleed excessively.
• Vitamin K deficiency is the main cause of bleeding disorders.
• Vitamin K is essential for blood clotting (coagulation) factors.
• Without enough vitamin K, blood cannot clot properly, leading to hemorrhage.

Last verified on 02-04-2026