HMRC has produced a podcast that explains what you can and can't bring back to the UK from your travels. The podcast is free to download and covers everything from food and plants to prescription drugs and offensive weapons.
Make sure you know which food products and plants you can't bring back to the UK
Make sure you know the rules and avoid buying illegal souvenirs that damage the ecosystem
Explains the rules about declaring large amounts of cash if you enter the UK from outside the EU
Customs and excise duties when bringing goods from abroad, duty free limits and how and when to declare goods