Caffeine in Drinks

Fein Energy Crystals

Fein Energy Crystals
Caffeine
75 mg
per 8 fl oz
MODERATE
This drink contains moderate levels of caffeine.
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Calories
0
kCal
Sugar
0
grams
Discontinued? This item may no longer be available.

Fein energy crystals can be added to any favorite beverage, even water, to make it an energy drink without altering the flavor. Fein's formula is all-natural caffeine citrate and a suite of secret, 100-percent natural "taste erasers."

Ingredients in Fein Energy Crystals

This is a sugar-free energy drink - compare with other sugar-free drinks.

Is Fein Energy Crystals high in caffeine?

Fein Energy Crystals contains 75 mg of caffeine in a 8 fl oz packet.

This equates to 9.38 mg of caffeine for every fl oz and 31.70 mg for every 100 ml.

75 mg
Fein Energy Crystals
160 mg
Monster energy
80 mg
Red bull
60 mg
Instant Coffee
35 mg
Coca-cola

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Energy Drink Ingredients and What They Do
Energy Drink Ingredients and What They Do
Common energy drink ingredients and their affects. Covers caffeine, taurine, B-vitamins, amino acids, preservatives, artificial colors, and more.