Caffeine in Food

FRS Energy Concentrate

FRS Energy Concentrate
37 mg
per ounce
This item contains low levels of caffeine

FRS Concentrate is a non-carbonated energy drink that must be mixed with water (2 fl oz of FRS to 6 fl oz of water).


  • Orange
  • Peach Mango

FRS also make a chew that has 20 mg caffeine in it.


Original FRS Energy Drink

This is now discontinued.

FRS is marketed as a healthier energy drink. It is non-carbonated and fruit juice based.

FRS comes in a number of flavors including Orange-All Natural, Lemon Lime-All Natural, Peach Mango-Low Calorie, Wild Berry-Low Calorie, Orange-Low Calorie.

FRS contains a substance called Quercetin - an antioxidant found in the skins of apples, onions and red grapes. It also contains 85 mg of Green Tea Extract. The low calorie versions are sweetened with sucralose (Splenda).

Note: Consumer Reports  tested FRS and found it to have 17 mg of caffeine per can. This is less than what was originally reported by the company.

Ingredients in FRS Energy Concentrate

Is FRS Energy Concentrate high in caffeine?

Caffeine (mg) per Item

200180160140 120100806040 200 FRS Energy Concentrate (37 mg) Awake Chocolate (110 mg) Hershey's Special Dark Bars (20 mg) Jolt Gum (45 mg) Jolt Gum (45 mg)