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D-116

Vitamin Deficiency (D / B12 / Iron)

Nutritional

Symptoms

Fatigue, weakness, bone/joint pain (vitamin D), tingling/numbness (B12), pale skin and breathlessness (iron).

Cause

Inadequate dietary intake, limited sun exposure (vitamin D), poor absorption, or increased needs during growth/pregnancy.

Prevention

Eat a balanced varied diet, get sensible sun exposure, consider supplements if at higher risk.

Treatment

Dietary correction and supplements as advised, addressing any absorption issues, sensible sun exposure for vitamin D. Commonly used medicines: vitamin D3, methylcobalamin (B12), or iron supplements depending on the deficiency.

See a doctor if

Symptoms are significant or persist despite dietary changes — blood tests can confirm and guide correct dosing.

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Frequently Asked Questions

What are the early symptoms of Vitamin Deficiency (D / B12 / Iron)?

Fatigue, weakness, bone/joint pain (vitamin D), tingling/numbness (B12), pale skin and breathlessness (iron).

What causes Vitamin Deficiency (D / B12 / Iron)?

Inadequate dietary intake, limited sun exposure (vitamin D), poor absorption, or increased needs during growth/pregnancy.

How can Vitamin Deficiency (D / B12 / Iron) be prevented?

Eat a balanced varied diet, get sensible sun exposure, consider supplements if at higher risk.

What is the treatment for Vitamin Deficiency (D / B12 / Iron)?

Dietary correction and supplements as advised, addressing any absorption issues, sensible sun exposure for vitamin D. Commonly used medicines: vitamin D3, methylcobalamin (B12), or iron supplements depending on the deficiency.

When should I see a doctor for Vitamin Deficiency (D / B12 / Iron)?

Symptoms are significant or persist despite dietary changes — blood tests can confirm and guide correct dosing.
Reviewed by the Swasthya Suchi pharmacy team for general accuracy · Last updated: 2026-08-10
This information is for general awareness only. It does not replace a doctor's diagnosis or prescription. For any symptoms, please consult a qualified physician.