Natrol Vitamin D3 Strawberry, 2000 IU, 90 Tablets supplement bottle
Natrol

Vitamin D3 Strawberry, 2000 IU, 90 Tablets

What We Researched
1 active ingredient analyzed · 12 inactive ingredients decoded · 4 brand certifications checked · 2 retailers compared · Last updated: Mar 2026
100
Product Score Excellent
85
Brand Score Good

Product Analysis

Transparency Excellent

Supplement Facts

IngredientAmount% DV
Vitamin D3 (Cholecalciferol) (2000 IU) 50 mcg 250%
Bioavailability Excellent

Absorption Rating

  • Vitamin D3 (Cholecalciferol) (2000 IU) Good
Other Ingredients Excellent

Fillers & Additives

  • Xylitol
  • Maltodextrin
  • Cellulose Gum
  • Crospovidone
  • Modified Food Starch
  • Silicon Dioxide
  • Malic Acid
  • Natural Flavor
  • Stearic Acid
  • Magnesium Stearate
  • Beet root extract
  • Citric Acid
Efficacy Excellent

Dosage Analysis

  • Vitamin D3 (Cholecalciferol) (2000 IU) 50 mcg Effective

Supplement Facts

Ingredient Amount % Daily Value
Vitamin D3 (Cholecalciferol) (2000 IU) 50 mcg 250%

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Xylitol Safe

Provides sweetness with reduced calorie content. Does not promote tooth decay.

Maltodextrin Generally_safe

Helps carry and stabilize active ingredients. Provides bulk.

Cellulose Gum Safe

Thickens and stabilizes supplement formulations.

Crospovidone Generally_safe

It is used as a binder to help tablets or capsules disintegrate.

Modified Food Starch Generally_safe

It is used as a filler, binder, or thickener in supplements.

Silicon Dioxide Safe

Prevents clumping and ensures consistent dosing.

Malic Acid Safe

Adds tartness and enhances fruit flavors in gummies and chewables.

Natural Flavor Safe

Improves taste of chewable, gummy, or liquid supplements.

Stearic Acid Safe

Helps ingredients flow smoothly through manufacturing equipment.

Magnesium Stearate Safe

Prevents ingredients from sticking to manufacturing equipment during tableting.

Beet root extract Unknown
Citric Acid Safe

Adds tartness and acts as a natural preservative. Also aids in ingredient stability.

Price Comparison

Price History

Tracked across major retailers. Updated periodically.

$12$11$10$9$8 Mar 12 $9.89
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
Natrol

Founded 1980 · Chatsworth, California, USA · 63 products · natrol.com

Certifications

4 certifications
Consumerlab Verified Source
Npa Gmp Verified Source
Fda Gmp Inspections Verified Source
Nsf Gmp Verified Source

Transparency

4 claims
Third Party Testing Claim — Verified Source
Testing Lab Disclosure — Claimed Source
In House Testing — Verified Source

Violation History

8 incidents
Lawsuit Marketing Relax+ Ultimate Calm as a treatment for anxiety.RecentSource
Lawsuit Falsely advertising '100% Drug-Free' on Liquid Melatonin which allegedly contains ethyl alcohol.2021Source
Lawsuit False and deceptive claims about the memory-improving capabilities of Cognium supplements.2021Source
Fda Warning Public health warning against the purchase and consumption of unregistered food supplements.2020-07-21Source
Lawsuit Claims that their biotin products were ineffective.2017Source
Lawsuit Falsely advertising the joint health benefits of their glucosamine and chondroitin products.2013Source
Lawsuit Deceptive marketing claims regarding L-Arginine supplements.2013Source
Prop 65 Not specified in the article2002-04-22Source
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Frequently Asked Questions
Is Natrol Vitamin D3 Strawberry, 2000 IU a good supplement?

Natrol Vitamin D3 Strawberry, 2000 IU, 90 Tablets received a product quality score of 100/100 in GoodSupp's independent analysis, placing it in the top tier of supplements we've analyzed. The product contains 1 active ingredients with 90 servings per container. Of the 12 inactive ingredients, 8 are rated safe and 0 are flagged for review. The manufacturer, Natrol, holds a brand trust score of 85/100 with 4 verified certifications including Consumerlab, Npa Gmp, Fda Gmp Inspections, Nsf Gmp.

What are the ingredients in Natrol Vitamin D3 Strawberry, 2000 IU?

Natrol Vitamin D3 Strawberry, 2000 IU contains 1 active ingredients: Vitamin D3 (Cholecalciferol) (2000 IU) (50 mcg). Notable high-dose ingredients include Vitamin D3 at 250% DV. Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is Natrol Vitamin D3 Strawberry, 2000 IU safe to take?

Natrol Vitamin D3 Strawberry, 2000 IU, 90 Tablets 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 Natrol a trustworthy supplement brand?

Natrol receives a brand trust score of 85/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 1980 and headquartered in Chatsworth, California, USA, the company offers 63 products in their lineup. They hold 4 verified certifications including Consumerlab, Npa Gmp, Fda Gmp Inspections, Nsf Gmp. Third-party certifications are independently verified and indicate the brand meets specific quality, purity, and manufacturing standards. Note: Natrol has 8 historical regulatory incidents on record, which are factored into the trust score.

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.