Bio-Tech Pharmacal D3Plus supplement bottle
What We Researched
5 active ingredients analyzed · 3 inactive ingredients decoded · 1 brand certification checked · 2 retailers compared · Last updated: Mar 2026
86
Product Score Good
66
Brand Score Fair

Product Analysis

Transparency Excellent

Supplement Facts

IngredientAmount% DV
Vitamin D3 (as Cholecalciferol) 125 mcg 625%
Vitamin K2 (as Menaquinone-7) 80 mcg 67%
Magnesium (as Magnesium Citrate) 120 mg 29%
Zinc (as Zinc L-Methionine) 12 mg 109%
Boron (as Boron Citrate) 3 mg
Bioavailability Excellent

Absorption Rating

  • Vitamin D3 (as Cholecalciferol) Good
  • Vitamin K2 (as Menaquinone-7) Good
  • Magnesium (as Magnesium Citrate) Good
  • Zinc (as Zinc L-Methionine) Fair
  • Boron (as Boron Citrate) Good
Other Ingredients Excellent

Fillers & Additives

  • Hydroxypropyl Methylcellulose
  • Microcrystalline Cellulose
  • Dicalcium Phosphate
Efficacy Fair

Dosage Analysis

  • Vitamin D3 (as Cholecalciferol) 125 mcg High
  • Vitamin K2 (as Menaquinone-7) 80 mcg Under-dosed
  • Magnesium (as Magnesium Citrate) 120 mg Under-dosed
  • Zinc (as Zinc L-Methionine) 12 mg Effective
  • Boron (as Boron Citrate) 3 mg Effective

Supplement Facts

Ingredient Amount % Daily Value
Vitamin D3 (as Cholecalciferol) 125 mcg 625%
Vitamin K2 (as Menaquinone-7) 80 mcg 67%
Magnesium (as Magnesium Citrate) 120 mg 29%
Zinc (as Zinc L-Methionine) 12 mg 109%
Boron (as Boron Citrate) 3 mg

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Hydroxypropyl Methylcellulose Safe

It is used as a coating for tablets and capsules.

Microcrystalline Cellulose Safe

Adds bulk to small-dose supplements to make tablets/capsules a manageable size.

Dicalcium Phosphate Safe

Serves as both a filler and a supplemental source of calcium and phosphorus.

Price Comparison

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

Brand Trust Report
Bio-Tech Pharmacal

Founded 1984 · Fayetteville, Arkansas, United States · 79 products · biotechpharmacal.com/

Certifications

1 certification
Fda Gmp Inspections Verified Source

Transparency

3 claims
Third Party Testing Claim — Claimed Source
In House Testing — Verified Source

Violation History

1 incident
Prop 65 Prop 65 Violation2019-08-29Source
Related Supplements
Frequently Asked Questions
Is Bio-Tech Pharmacal D3Plus a good supplement?

Bio-Tech Pharmacal D3Plus received a product quality score of 86/100 in GoodSupp's independent analysis, indicating strong overall quality. The product contains 5 active ingredients with 30 servings per container. All 3 inactive ingredients (fillers, binders, capsule materials) are rated safe — a clean formulation with no flagged additives. The manufacturer, Bio-Tech Pharmacal, holds a brand trust score of 66/100 with 1 verified certifications including Fda Gmp Inspections.

What are the ingredients in Bio-Tech Pharmacal D3Plus?

Bio-Tech Pharmacal D3Plus contains 5 active ingredients: Vitamin D3 (as Cholecalciferol) (125 mcg), Vitamin K2 (as Menaquinone-7) (80 mcg), Magnesium (as Magnesium Citrate) (120 mg), Zinc (as Zinc L-Methionine) (12 mg), Boron (as Boron Citrate) (3 mg). Notable high-dose ingredients include Vitamin D3 at 625% DV. Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is Bio-Tech Pharmacal D3Plus safe to take?

Bio-Tech Pharmacal D3Plus has been analyzed for ingredient safety across all its components. All 3 inactive ingredients — including capsule materials, fillers, and binders — are rated safe based on regulatory data and published safety research. This is a clean formulation with no controversial additives. Always consult your healthcare provider before starting any new supplement, especially if you take medications or have underlying health conditions.

Is Bio-Tech Pharmacal a trustworthy supplement brand?

Bio-Tech Pharmacal receives a brand trust score of 66/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 1984 and headquartered in Fayetteville, Arkansas, United States, the company offers 79 products in their lineup. They hold 1 verified certifications including Fda Gmp Inspections. Third-party certifications are independently verified and indicate the brand meets specific quality, purity, and manufacturing standards. Note: Bio-Tech Pharmacal has 1 historical regulatory incident on record, which are factored into the trust score.

Scan Any Supplement Instantly

Download GoodSupp to scan barcodes, check ingredient safety, and find the best supplements for your needs.

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.