Multivitamin
A combination product containing a range of vitamins and minerals, intended as nutritional insurance rather than a replacement for food.
Educational content only. This content is provided for general educational purposes only and is not medical advice, diagnosis, or treatment. Always consult a qualified healthcare professional before making decisions about your health, exercise, or nutrition. This page intentionally does not provide dosage guidance — speak to a doctor, pharmacist, or registered dietitian about what is appropriate for you.
What the evidence suggests
- May help fill dietary gaps where intake is inconsistent
Typical use
Usually taken once daily with food.
Who may benefit
- People with restricted or inconsistent diets
Who should avoid it
- Anyone already taking individual high-dose supplements without medical supervision
Possible side effects
- Nausea if taken on an empty stomach
- Some fat-soluble vitamins can accumulate at high intakes
Safety notes
- More is not better — several vitamins carry upper intake limits.
- A varied diet remains the primary source of micronutrients.
Frequently asked questions
Does everyone need a multivitamin?
No. People eating a varied diet often meet requirements through food. Blood testing and clinical advice are a better guide than guesswork.