BioStacks
NOW

Willow Bark Extract

2 Capsules · 50 servings · $0.15/serving

85 / 100Excellent

Score Breakdown

Formulation
85
Safety
100
Final score
85/100

Ingredients (1)

Willow bark extract

100%

Dose

800 mg

Target

120–240 mg

Form

Other Ingredients (2)

HypromelloseCapsule

Plant-derived capsule material from cellulose

Stearic AcidLubricant

Saturated fatty acid used as tablet lubricant

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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.