Home > Diet and nutrition > How to lose weight sensibly 19 June 2009 Slimming herbs - Guarana 0 Vit & Min doses per day » Count calories in food » Is my vegetarian diet balanced? » Ask The Dietitians » 10 foods to boost your immune system Your quick guide to Banting Effects Stimulant, suppresses appetite, increases energy, lifts the mood, produces a 'high', diuretic. Side effects/Caution Headache, nausea, insomnia, restlessness, excitement, muscle tremor and gastric ulcers. Excessive intake can cause dehydration. Contra-indidcations Should not be used during pregnancy or breastfeeding, or by children/teenagers. Special warning Can become addictive. Can be abused. Effects wear off over time, requiring larger doses. Caffeine in large doses can be risky if you're an athlete. More than 12ug per ml of urine is a banned substance in sport. NEXT ON HEALTH24X 5 reasons to love avocados 2018-10-14 07:00 More: Diet and nutritionHow to lose weight sensibly advertisement Read Health24’s Comments Policy Comment on this story 0 comments Comments have been closed for this article. Logout Comment 0 characters remaining Share on Facebook Loading comments... From our sponsors SPONSORED: Don’t just stop smoking, start something amazing Live healthier Fitness » Diet or exercise – or both? Download the maximum mass workout plan to build big muscles in 28 days How to get the most from your cardio workouts How to pick a fitness tracker that's right for you Like a personal coach, a fitness tracker can motivate you to reach goals and strive for new ones. Monitoring blood pressure » Must blood pressure rise with age? Remote tribes hold clues Weight regained after weight-loss op can tell your doc a lot Gum disease may worsen your blood pressure problems Even a slight rise in blood pressure might shrink young brains A new study found that above normal blood pressure can be associated with lower grey matter volume in a number of areas of the brain.