| Features | |
| Also known as | Caffeine, Theine |
| Blood pressure | Can cause a temporary increase |
| Chemical name | 1,3,7-Trimethylxanthine |
| Dosage (medical) | 100-200 mg per dose, not to exceed 600 mg per day |
| Dosage (sports) | 3-6 mg/kg body weight before exercise |
| Effects | Increased alertness, reduced fatigue, enhanced concentration |
| Formula | C8H10N4O2 |
| Half-life | 3 to 5 hours |
| Hepatotoxicity | Minimal to none at recommended doses |
| Lab Test | Detection of caffeine levels in blood or urine |
| Main action | Central nervous system stimulant |
| Side effects | Insomnia, nervousness, restlessness, stomach irritation, nausea, increased heart rate |
| Storage conditions | Store in a cool, dry place away from light |
| Substance class | Stimulant |
| Trade name | No specific trade name, sold under various brand names as part of other formulations |
| Use in sports | Enhances endurance and performance |
| Water Retention | No significant effect |
| Manufacturer | Metabolic Nutrition |