Guarana
- SCIENTIFIC NAMES: Paullinia cupana; Paullinia sorbilis
- INDICATIONS: Aphrodisiac, diarrhea, fatigue, fever, heart problems, headache, mental alertness, neuralgia, weight loss. Cosmetic products, anti-cellulite creams, shampoo for hair loss. Flavoring.
- SYNONYM: Sapindaceae
- CLASS: Stimulant, mild
- HALF-LIFE: N/A
The main constituent of guarana is caffeine. It contains more than twice as much caffeine as coffee or tea. Excessive consumption of caffeine is contraindicated for persons with high blood pressure, cardiac disorders, diabetes, ulcers, and epilepsy.
See also separate profile for caffeine.
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CARDIOVASCULAR.
CENTRAL NERVOUS SYSTEM.
RENAL.
OTHER.
Page last updated 08/01/2022
Symbol key
Incidence 
- <1%
- 1-5%
- 5-10%
- 10-15%
- 15-20%
- 20-30%
- >30%
Warnings in other populations 
- Breast feeding
- Geriatric
- Pediatric