Caffeine Sensitivity

Definition

Caffeine sensitivity refers to how the body reacts to caffeine, with some people experiencing stronger effects than others.

Scientific / Technical Definition

Caffeine sensitivity describes the varying levels of responsiveness to caffeine's stimulant properties, influenced by genetic factors and the rate of caffeine metabolism in the liver. Individuals with higher sensitivity experience more pronounced effects from smaller doses of caffeine.

Benefits

• Increased alertness for those with low sensitivity.
• Potential for increased focus and concentration.
• Improved mood and cognitive performance in moderate sensitivity cases.

Examples

• Feeling jittery after a single cup of coffee
• Experiencing rapid heart rate after consuming tea or chocolate
• Difficulty sleeping after consuming small amounts of caffeine

Additional Information

• Known Issues: Individuals with high caffeine sensitivity may experience anxiety, insomnia, or elevated heart rates. During pregnancy or lactation, excessive caffeine can cross the placenta or enter breast milk, potentially affecting the baby.

Related Terms

• Caffeine Metabolism
• Decaffeination
• Caffeine Tolerance
• Stimulants
• Pregnancy Nutrition

References

• Caffeine: Genetic Shift Affects Sensitivity
• Cafeine During Pregnancy