Stop taking the product. In an emergency call 999; for urgent advice, contact NHS 111. Report afterwards.
Who to report to
| Problem | Report to |
|---|---|
| Suspected side effect or reaction | MHRA Yellow Card scheme, which accepts reports about food supplements[1] |
| Foreign object, mould, contamination | The food safety team at the local authority where the business is based[2] |
| Misdescribed product, missing label information, health claims | Trading Standards, contacted through the Citizens Advice consumer service[3] |
| In Scotland | Advice Direct Scotland’s consumer helpline[4] |
| Misleading advert or social media ad | The Advertising Standards Authority; see reporting a misleading claim |
| Refund, poor quality, delivery | The seller first; complaints about quality and refunds go to the business[2] |
What to record before you report
- Product detailsBrand, product name, batch number and best-before date.
- Where you bought itSeller name, website, order number and date.
- EvidencePhotos of the label, seal and the problem; screenshots of the advert or claim.
- Keep the productDon’t throw it away; investigators may want it.
Tell us too
If a problem relates to a product or claim we cover, let us know through our contact page. Reports help us keep evaluations accurate, and we follow our corrections policy.
Sources & further reading
Primary research, regulators and standards bodies are cited first. A source being listed here does not mean it supports every claim made by sellers; it supports the specific statement it is attached to.
- Medicines and Healthcare products Regulatory Agency. Herbal products: safety update (Drug Safety Update). GOV.UK. View source (opens in a new tab) [Regulator safety update]
- Food Standards Agency. How to report a food safety or hygiene issue for members of the public. GOV.UK, 2026. View source (opens in a new tab) [Regulator guidance]
- Surrey County Council Trading Standards. Who can help with food complaints. surreycc.gov.uk. View source (opens in a new tab) [Local authority guidance]
- Office for Product Safety and Standards. Consumer products: reporting product safety issues. GOV.UK. View source (opens in a new tab) [Government guidance]