BioStacks
Natrol

Cranberry 430 mg

2 Capsules · 15 servings · $0.51/serving

58 / 100Average

Score Breakdown

Formulation
67
Safety
87
Final score
58/100

Ingredients (1)

Cranberry Whole Fruit Extract

86%

Dose

430 mg

Target

500–1500 mg

Form

Other Ingredients (8)

MaltodextrinBinder

Spikes blood sugar faster than table sugar (glycemic index 85–105). Research links it to gut bacteria changes that may promote intestinal inflammation (Nickerson et al. 2015). Used as a cheap filler — adds nothing beneficial.

Magnesium HydroxideMineral Source

An inorganic magnesium compound used as a magnesium source, antacid, or pH buffer.

Magnesium StearateLubricant

A salt of stearic acid used as a lubricant in tablet and capsule production

Silicon DioxideAnti-caking

Fine silica powder used to prevent clumping

Citric AcidAcidulant

Natural acid derived from citrus fruits

GelatinCapsule

Protein derived from collagen, used in traditional capsule shells

Microcrystalline CelluloseBinder

Plant-derived cellulose used as a binder and filler in supplements

Calcium CarbonateBuffer

Common calcium salt used as a buffering agent, filler, or mineral fortification in 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.