BioStacks
Natural Factors

Herbal Factors®, Sleep Relax with Valerian & Hops

1 Capsule · 90 servings · $0.16/serving

iHerbAmazon
29 / 100Poor

Score Breakdown

Formulation
33
Safety
87
Final score
29/100

Ingredients (5)

4 scored · 1 not scored

Scullcap100 mg

Within effective range

Hops50 mg

50% of effective dose

Hops Extract 5:125 mg

25% of effective dose

Passion Flower Extract 4:150 mg

20% of effective dose

Valerian ExtractValerenic acids

Amount not found

Other Ingredients

Fillers, coatings, and additives

1Safe1Caution

Rice FlourFiller

Caution

GelatinCapsule

Safe

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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.