How much caffeine is in Guayaki yerba?
Guayaki Yerba Mate contains 30-50 mg of caffeine per 12 oz serving. This is similar to black tea and less than coffee. The canned drinks contain about 160 mg per 16 oz, comparable to mainstream energy drinks. The herbal tea has other beneficial compounds like antioxidants, vitamins, and amino acids. It may provide mental alertness, … Read more