NBPure Power Down, 90 Capsules supplement bottle
NBPure

Power Down, 90 Capsules

What We Researched
3 active ingredients analyzed · 1 inactive ingredient decoded · 1 retailer compared · Last updated: Mar 2026
81
Product Score Good

Product Analysis

Transparency Excellent

Supplement Facts

IngredientAmount% DV
Vitamin B6 (as pyridoxine HCL) 25 mg 1,471%
Calcium (as calcium citrate) 50 mg 4%
Proprietary BlendMacuna Pruriens Seed Extract, Magnolia Bark Extract (Magnolia officinalis) (standardized to 90% honokiol), KSM-66 Ashwagandha Root Extract (Withania somnifera) (standardized to 5% withanolides), Rhodiola rosea Root Extract, L-Theanine, Chamomile Root Extract (Matricaria recutita) & GABA (Gamma aminobutyric acid) 1500 mg *
Bioavailability Good

Absorption Rating

  • Vitamin B6 (as pyridoxine HCL) Fair
  • Calcium (as calcium citrate) Good
  • Proprietary BlendMacuna Pruriens Seed Extract, Magnolia Bark Extract (Magnolia officinalis) (standardized to 90% honokiol), KSM-66 Ashwagandha Root Extract (Withania somnifera) (standardized to 5% withanolides), Rhodiola rosea Root Extract, L-Theanine, Chamomile Root Extract (Matricaria recutita) & GABA (Gamma aminobutyric acid) Fair
Other Ingredients Excellent

Fillers & Additives

  • Certified organic rice flour and vegetable cellulose capsules
Efficacy Fair

Dosage Analysis

  • Vitamin B6 (as pyridoxine HCL) 25 mg Effective
  • Calcium (as calcium citrate) 50 mg Under-dosed
  • Proprietary BlendMacuna Pruriens Seed Extract, Magnolia Bark Extract (Magnolia officinalis) (standardized to 90% honokiol), KSM-66 Ashwagandha Root Extract (Withania somnifera) (standardized to 5% withanolides), Rhodiola rosea Root Extract, L-Theanine, Chamomile Root Extract (Matricaria recutita) & GABA (Gamma aminobutyric acid) 1500 mg High

Supplement Facts

Ingredient Amount % Daily Value
Vitamin B6 (as pyridoxine HCL) 25 mg 1,471%
Calcium (as calcium citrate) 50 mg 4%
Proprietary BlendMacuna Pruriens Seed Extract, Magnolia Bark Extract (Magnolia officinalis) (standardized to 90% honokiol), KSM-66 Ashwagandha Root Extract (Withania somnifera) (standardized to 5% withanolides), Rhodiola rosea Root Extract, L-Theanine, Chamomile Root Extract (Matricaria recutita) & GABA (Gamma aminobutyric acid) 1500 mg *

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Price Comparison

Price History

Tracked across major retailers. Updated periodically.

$30$29$28$27$26 Mar 12 $27.95
Vitacost

Prices shown at time of last check. Click a retailer to see current price. GoodSupp is not affiliated with any retailer.

Brand Trust Report
NBPure

Founded 1999 · Phoenix, AZ, USA · 7 products · nbpure.com/

Transparency

1 claim
Third Party Testing Claim — Claimed Source
Related Supplements
Frequently Asked Questions
Is NBPure Power Down, 90 Capsules a good supplement?

NBPure Power Down, 90 Capsules received a product quality score of 81/100 in GoodSupp's independent analysis, indicating strong overall quality. The product contains 3 active ingredients with 30 servings per container. Of the 1 inactive ingredients, 0 are rated safe and 0 are flagged for review.

What are the ingredients in NBPure Power Down, 90 Capsules?

NBPure Power Down, 90 Capsules contains 3 active ingredients: Vitamin B6 (as pyridoxine HCL) (25 mg), Calcium (as calcium citrate) (50 mg), Proprietary BlendMacuna Pruriens Seed Extract, Magnolia Bark Extract (Magnolia officinalis) (standardized to 90% honokiol), KSM-66 Ashwagandha Root Extract (Withania somnifera) (standardized to 5% withanolides), Rhodiola rosea Root Extract, L-Theanine, Chamomile Root Extract (Matricaria recutita) & GABA (Gamma aminobutyric acid) (1500 mg). Notable high-dose ingredients include Vitamin B6 at 1,471% DV. Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is NBPure Power Down, 90 Capsules safe to take?

NBPure Power Down, 90 Capsules has been analyzed for ingredient safety across all its components. Always consult your healthcare provider before starting any new supplement, especially if you take medications or have underlying health conditions.

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Disclaimer: GoodSupp provides independent supplement quality analysis for informational purposes only. Scores are generated algorithmically based on ingredient profiles, brand certifications, and public records. This is not medical advice. Always consult a healthcare professional before starting any supplement regimen. Product data is sourced from manufacturer labels and public databases. GoodSupp is not affiliated with any supplement brand.