This larger caffeine presentation offers a convenient option for those who want a sustained energy boost. Caffeine is a natural stimulant that can increase mental alertness, improve physical performance, and promote fat burning. Its ideal for those who need a sustained energy boost throughout the day. Composition Natural caffeine (Coffea arabica, seed) Instructions for use Take one capsule as needed, preferably in the morning. Pharmaceutical advice Remember that caffeine can have side effects such as nervousness, insomnia, and increased heart rate in some people. Limit your daily caffeine intake and avoid consuming it too close to bedtime to prevent sleep disruption. Consult a healthcare professional if you have a pre-existing medical condition or are taking other medications.