OTC

Vitamin D supplement

Colecalciferol

Last reviewed April 2026

Who is this for?

What is this drug?

Colecalciferol is Vitamin D3, a form of vitamin D that your body needs to absorb calcium and keep your bones strong. It works by boosting the level of vitamin D in your body, especially when you are not getting enough from sunlight or food.

What is it used for?

Vitamin D deficiencyweak bones (osteoporosis)soft bones in children (rickets)soft bones in adults (osteomalacia)low calcium levelsbone pain from lack of vitamin D

Available Over The Counter

Available at pharmacies without a prescription. Rules may vary by country.

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