BioStacks
Best for
Ingredients (6)
Potassium
100%Dose
150 mg
Target
99–500 mg
Form
Standard
Chloride
16%Dose
375 mg
Target
—
Form
Standard
Sodium
33%Dose
100 mg
Target
300–1000 mg
Form
—
Magnesium
45%Dose
45 mg
Target
100–400 mg
Form
Not listed
Sulfate
20 mgNot in our database
Other Ingredients (4)
Citric AcidAcidulant
Natural acid derived from citrus fruits
Trace MineralsBase
A blend of trace minerals (typically including selenium, chromium, manganese, molybdenum, etc.) used as a supporting base ingredient
Purified WaterSolvent
Water meeting USP specifications used as solvent/vehicle in gummies and liquids
Purified WaterSolvent
Water meeting USP specifications used as solvent/vehicle in gummies and liquids
How to Take It
Best taken in the evening
The Magnesium in it is what pulls this toward the evening. Take it with food — the potassium in it is what makes this kind of product feel nauseating on an empty stomach.
With food
Space it a couple of hours from Iron and Calcium
On the label
Add 48 drops (½ tsp.) of ENDURE to 32 oz. of water (12 drops per 8 oz.; 2 tsp. per gallon) or any beverage or sports drink and shake well for an added boost of energy, stamina and hydration.† The suggested use above provides optimum levels for taste and performance when mixed with pure water. Great for use in hydration packs–no cleanup required!
General guidance based on the ingredients, not a substitute for the label or your doctor.
Price Check
$21.88
Near the median of 239 energy supplements
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Sources & Scoring
Nutrient data (RDA, UL, and safety thresholds) sourced from: NIH Office of Dietary Supplements and National Academies Dietary Reference Intakes (DRI).
This is not medical advice. Consult a healthcare provider before making changes to your supplement routine.
The score analyzes what's on the label: ingredient doses vs. clinical ranges, chemical forms, evidence levels, and known interactions. It does not verify label accuracy or test for contaminants — for that, look for third-party certifications like USP or NSF.