Amazon.com : Guayaki Yerba Mate, Grapefruit Ginger, Organic Sparkling Alternative to Soda, Tea, and Energy Drinks, 12 Ounce Cans (Pack of 12), Reduced Calorie with 45 Calories Per Can, 80mg Caffeine :
The caffeine content rating on cans of Yerba Mate. : mildlyinteresting
Yachak Organic Yerba Mate Berry Red 15.5 Fl Oz Can | Soda & Mixers | Reasor's
What Is Yerba Mate Tea? | Better Homes & Gardens
Amazon.com : Guayaki Yerba Mate, Lemon Elation, Organic Alternative to Energy, Coffee and Tea Drinks, 15.5 Ounce Cans, (Pack of 12), 150mg Caffeine : Grocery & Gourmet Food