Methylxanthines

Definition

Methylxanthines are compounds commonly found in foods and drinks like coffee, tea, and chocolate, and are known for their stimulant effects, notably caffeine.

Scientific / Technical Definition

Methylxanthines are a group of chemical compounds that include caffeine, theobromine, and theophylline. These compounds act as central nervous system stimulants and are naturally found in certain plants. They work by blocking adenosine receptors, leading to increased alertness, improved concentration, and enhanced endurance performance.

Benefits

• Increased alertness and mental clarity
• Improved physical performance
• Enhanced endurance
• May help with weight loss by increasing metabolism

Examples

• Coffee
• Tea
• Chocolate
• Energy drinks

Additional Information

• side effects: Potential side effects of methylxanthines include insomnia, jitteriness, increased heart rate, and digestive issues. High doses can lead to dehydration and anxiety.

Related Terms

• Caffeine
• Theobromine
• Theophylline
• Stimulants
• Energy Metabolism

References

• Methylxanthines and Human Health: Central Nervous System Effects
• Effects of caffeine and other methylxanthines on skeletal muscle