The Daniel Spargo-Mabbs Foundation is a drug and alcohol education charity that aims to support young people to make safe choices about drugs and alcohol and reduce harm.  Their page for young people has lots of useful resources.

https://www.dsmfoundation.org.uk/youngpeople/

Find out everything you need to know about drugs, their effects and the law. Talk to Frank for facts, support and advice on drugs and alcohol today.

https://talktofrank.com/ 

Read their guide for the facts on drugs and alcohol, how they can affect your mental health, and advice on what to do if you need support.

 https://www.youngminds.org.uk/young-person/coping-with-life/drugs-and-alcohol/ 

The Getting it On (GIO) website offers information and advice for young people about a number of topics, including drugs and alcohol.

https://www.gettingiton.org.uk/ 

The Young People's Substance Misuse Service provides specialist one-to-one support for young people who are experiencing difficulties related to drugs, alcohol, solvents, or other substances.

Their practitioners work in a non-judgemental and person-centred way, helping young people to understand their substance use, reduce harm, make informed choices, and achieve positive outcomes.

https://kr.afcinfo.org.uk/pages/young-people/information-and-advice/health-well-being-hub/young-people-s-substance-misuse-service