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Caffeine

Other

Caffeine

A central nervous system stimulant commonly found in coffee, tea, and various beverages. It is used primarily to increase alertness and reduce fatigue.

Mineral or nutrientUpdated Feb 14, 2026
Health score+2.0
-5Good5

Water guidelines

Legal limit
Not specified
Health guideline
Not specified

Food and supplement guidelines

Legal limit
Not specified
Health guideline
Not specified

Risks

Stimulant effects including increased heart rate, potential for insomnia, anxiety, dependence with chronic high intake

Benefits

Enhanced mental alertness, reduced fatigue

References

Waters containing Caffeine

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