Why People Use It
Vitamin D3 is a high-strength vitamin supplement used to help maintain healthy bones, teeth, and immune function. It is commonly recommended for people with low vitamin D levels, limited sun exposure, darker skin tones, or increased nutritional needs.
Vitamin D3 10,000IU provides a strong weekly dose designed to help restore and maintain adequate vitamin D levels in the body. It supports calcium absorption, which is essential for bone strength and muscle function.
How to Use
Take 1 tablet once weekly, or exactly as directed by your doctor or pharmacist. Swallow with water, preferably with a meal for better absorption.
Do not exceed the recommended dose. The strength means it is usually taken once per week, not daily.
Things to Keep in Mind
- Best absorbed when taken with food containing fats
- Regular use helps maintain steady vitamin D levels
- Sunlight exposure may also support natural vitamin D production
- Do not combine with other high-dose vitamin D supplements unless advised
- Blood tests may be required for long-term use
Warnings
- Do not exceed recommended dose (risk of vitamin D toxicity)
- Use caution if you have kidney disease or high calcium levels
- Not suitable for people with hypercalcaemia unless prescribed
- Inform your doctor if you are taking diuretics or calcium supplements
- Seek medical advice if symptoms of excess vitamin D occur (nausea, weakness, confusion)
Possible Side Effects
Most people tolerate vitamin D3 well, but high doses may cause:
- Nausea or stomach upset
- Constipation
- Headache
- Increased thirst
- High calcium levels (rare with correct use)
Stop use and consult a healthcare professional if unusual symptoms occur.
Storage
Store below 25°C in a dry place away from sunlight. Keep in original packaging and out of reach of children. Do not use after expiry date.
Active Ingredients
Cholecalciferol (Vitamin D3) 10,000 IU per tablet
Other Ingredients
Microcrystalline cellulose, magnesium stearate, silica, hypromellose, and standard tablet excipients.
Note
Vitamin D3 should be used as directed by a healthcare professional. This product is not a substitute for medical advice.
Dispensed by Regulated UK Pharmacists

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