Many products that contain caffeine anhydrous offer as much caffeine as one or two cups of coffee. This level of caffeine consumption is generally considered safe by the FDA. However, caffeine should be consumed with caution by those with thyroid disease, diabetes, depression, or high blood pressure.
Consumption of caffeine is not recommended for children or women who are pregnant or breastfeeding. It’s best to check with your physician if you’re unsure about how caffeine might negatively affect you.
Ultimately, caffeine is a stimulant and a drug. Prolonged use can take a toll on the body, both mentally and physically. If you have developed a habitual use of caffeine, you could experience symptoms of withdraw. Symptoms of caffeine withdraw include headaches, lethargy, irritability and depression. With that in mind, it’s important to monitor your consumption of caffeine so you don’t develop a high tolerance of become addicted.
Caffeine overdose can occur when one ingests in excess of 300 mg, but it ultimately depends upon the size and weight of the person. When going by body weight, you should only consume up to 6 x mg of caffeine per 1kg of body weight. As an example, a 185lb (84kg) individual could safely consume up to 504 mg of caffeine before noticing any negative side effects. Again, this is depending on individual tolerance.
Caffeine Anhydrous, being a more potent, powdered extract of liquid caffeine, should be treated and consumed with an extra degree of safety. Remember, 1/10th of a teaspoon can contain up to the same amount of caffeine that you would find in a cup of coffee. Side effects of over consumption can include nervousness, restlessness, flushing, gastrointestinal disturbances, insomnia, and irregular or rapid heartbeat. Always make sure to read the label for suggested dosage when using supplements containing caffeine anhydrous.
Although there are potential negative side effects if over-consumed, caffeine can actually help with short term weight loss when used responsibly.