Yerba Mate
Ilex paraguariensis
A caffeinated South American tea valued for sustained energy and focus.
Traditional use (indigenous-americas): A caffeinated South American tea valued for sustained energy and focus.
A caffeinated South American tea valued for sustained energy and focus.
Active constituents are under study; evidence ranges from traditional use to preliminary human trials.
- A caffeinated South American tea valued for sustained energy and focus.
Evidence strength: limited human.
- See the evidence level above
- Contains caffeine; very hot mate is linked to higher esophageal-cancer risk — drink warm, not scalding.
- Pregnant/breastfeeding people without medical advice
Contains caffeine; very hot mate is linked to higher esophageal-cancer risk — drink warm, not scalding.
May interact with prescription medications — review with a clinician if you take any.
Use caution in pregnancy, breastfeeding, for children, and with chronic disease unless cleared by a clinician.
Choose reputable, tested suppliers; correct identification is essential for wild-harvested plants.