Caffeine
This is what the ingredient is.
Caffeine is a natural stimulant found in coffee, tea, and cacao plants. Also synthetically produced for use as additive in beverages and foods.
Here is why it shows up on the label.
Stimulant and flavoring. Used in energy drinks, soft drinks, and some foods. Provides alertness and mild stimulation. Bitter flavor.
Here is what food agencies say.
FDA GRAS in cola-type beverages (0.02%). No specific limit for coffee/tea. Must be labeled in other beverages. Safe intake: <400 mg/day for adults (FDA). Approved globally with labeling requirements.
Here is what research has found.
Most widely consumed psychoactive substance. Extensive research on effects. Generally safe at moderate doses. Improves alertness and performance. May have protective effects against certain diseases.
Here are a few things worth knowing.
Can cause insomnia, jitteriness, increased heart rate, and anxiety, especially in sensitive individuals or high doses. Habitual use leads to tolerance and withdrawal symptoms (headache, fatigue). Pregnant women should limit to <200 mg/day (ACOG). Can interfere with sleep. Generally safe for most adults at <400 mg/day.
Sources
- FDA Caffeine Statement
- ACOG Pregnancy Guidelines
- Nutrients Journal 2017
How to read this page
We publish plain facts about this ingredient so a label is easier to read. This is not medical advice, and it is not a recommendation to buy, avoid, or use anything. For a personal health question, talk with a clinician who knows your history.