MaxiNutrition Primary Caffeine is a 100% batch tested pure caffeine formula, which is designed to provide a pre-workout caffeine boost and increase mental alertness and concentration during training. Caffeine is an ergogenic aid that stimulates alertness and concentration. Taking it before a workout helps you mentally prepare for physical exertion.Each tablet contains 100mg of caffeine, not a worrying level of caffeine, equivalent to the caffeine found in 2-3 cups of coffee. At MaxiNutrition we wanted to ensure that our products are effective but in line with the health recommendations. When it comes to caffeine, you should limit your daily caffeine consumption to less than 400mg, not forgetting to include any tea and coffee, along with supplementation.When to use Caffeine TabletsCaffeine tablets can be used at any time during the day, but the MaxiNutrition recommendation would be to use them as a pre workout and avoid using after 4pm, to avoid any disruption to your sleep.Take 1-2 tablets with water per day. Do not exceed the recommended dosage (200mg per day).