BrainMD Vitamin D3 5000, 125 mcg (5000 IU), 100 Capsules supplement bottle
BrainMD

Vitamin D3 5000, 125 mcg (5000 IU), 100 Capsules

What We Researched
1 active ingredient analyzed · 4 inactive ingredients decoded · 8 brand certifications checked · 1 retailer compared · Last updated: Mar 2026
93
Product Score Excellent
89
Brand Score Good

Product Analysis

Transparency Excellent

Supplement Facts

IngredientAmount% DV
Vitamin D3 (5,000 IU) (cholecalciferol) 125 mcg 625%
Bioavailability Excellent

Absorption Rating

  • Vitamin D3 (5,000 IU) (cholecalciferol) Good
Other Ingredients Excellent

Fillers & Additives

  • Vegetable cellulose (vegetarian capsule)
  • Microcrystalline Cellulose
  • Magnesium Stearate
  • Silicon Dioxide
Efficacy Very Good

Dosage Analysis

  • Vitamin D3 (5,000 IU) (cholecalciferol) 125 mcg High

Supplement Facts

Ingredient Amount % Daily Value
Vitamin D3 (5,000 IU) (cholecalciferol) 125 mcg 625%

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Vegetable cellulose (vegetarian capsule) Unknown
Microcrystalline Cellulose Safe

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

Magnesium Stearate Safe

Prevents ingredients from sticking to manufacturing equipment during tableting.

Silicon Dioxide Safe

Prevents clumping and ensures consistent dosing.

Price Comparison

Price History

Tracked across major retailers. Updated periodically.

$27$26$25$24$23 Mar 12 $24.95
iHerb

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

Brand Trust Report
BrainMD

Founded 2009 · Irvine, California, United States · 57 products · brainmd.com

Certifications

8 certifications
Consumerlab Verified Source
Gluten Free Gfco Verified Source
Non Gmo Project Verified Source
Nsf Certified For Sport Verified Source
Vegan Certified Verified Source
Fda Gmp Inspections Verified Source
Nsf Gmp Verified Source
Usda Organic Verified Source

Transparency

2 claims
Third Party Testing Claim — Verified Source
In House Testing — Verified Source
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Frequently Asked Questions
Is BrainMD Vitamin D3 5000, 125 mcg (5000 IU) a good supplement?

BrainMD Vitamin D3 5000, 125 mcg (5000 IU), 100 Capsules received a product quality score of 93/100 in GoodSupp's independent analysis, placing it in the top tier of supplements we've analyzed. The product contains 1 active ingredients with 100 servings per container. Of the 4 inactive ingredients, 3 are rated safe and 0 are flagged for review. The manufacturer, BrainMD, holds a brand trust score of 89/100 with 8 verified certifications including Consumerlab, Gluten Free Gfco, Non Gmo Project, Nsf Certified For Sport.

What are the ingredients in BrainMD Vitamin D3 5000, 125 mcg (5000 IU)?

BrainMD Vitamin D3 5000, 125 mcg (5000 IU) contains 1 active ingredients: Vitamin D3 (5,000 IU) (cholecalciferol) (125 mcg). 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 BrainMD Vitamin D3 5000, 125 mcg (5000 IU) safe to take?

BrainMD Vitamin D3 5000, 125 mcg (5000 IU), 100 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.

Is BrainMD a trustworthy supplement brand?

BrainMD receives a brand trust score of 89/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 2009 and headquartered in Irvine, California, United States, the company offers 57 products in their lineup. They hold 8 verified certifications including Consumerlab, Gluten Free Gfco, Non Gmo Project, Nsf Certified For Sport. Third-party certifications are independently verified and indicate the brand meets specific quality, purity, and manufacturing standards. No regulatory violations or FDA warning letters were found in our research.

How much vitamin d3 should i take daily?

The optimal dosage depends on your individual health needs, age, sex, and current nutrient levels. Recommended daily amounts are established by health authorities but may vary from therapeutic doses used in clinical research. It's important to check the Supplement Facts label for the exact amount per serving and compare it against the % Daily Value. Some supplements provide mega-doses well above the Daily Value, which may not be necessary and in some cases could be harmful — particularly for fat-soluble vitamins (A, D, E, K) that accumulate in the body. GoodSupp's efficacy analysis evaluates whether a product's dosages align with clinically studied amounts. Always consult your healthcare provider for personalized dosage recommendations.

What does vitamin d do?

This is an important question for supplement consumers. The dietary supplement industry is largely self-regulated, which means product quality, ingredient transparency, and safety practices vary significantly between brands and products. The most reliable way to evaluate any supplement is to check for third-party testing certifications, review the full ingredient list and dosages, and research the brand's regulatory track record. GoodSupp's database of over 250,000 analyzed products provides independent quality scores, ingredient safety ratings, and brand trust reports to help you make evidence-based decisions.

How much vitamin d3 per day for a woman?

The optimal dosage depends on your individual health needs, age, sex, and current nutrient levels. Recommended daily amounts are established by health authorities but may vary from therapeutic doses used in clinical research. It's important to check the Supplement Facts label for the exact amount per serving and compare it against the % Daily Value. Some supplements provide mega-doses well above the Daily Value, which may not be necessary and in some cases could be harmful — particularly for fat-soluble vitamins (A, D, E, K) that accumulate in the body. GoodSupp's efficacy analysis evaluates whether a product's dosages align with clinically studied amounts. Always consult your healthcare provider for personalized dosage recommendations.

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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.