Nature's Way Vitamin D3 1,000 IU (25 mcg) Berry Flavored supplement bottle
Nature's Way

Vitamin D3 1,000 IU (25 mcg) Berry Flavored

What We Researched
6 active ingredients analyzed · 9 inactive ingredients decoded · 5 brand certifications checked · 1 retailer compared · Last updated: Mar 2026
77
Product Score Fair
95
Brand Score Excellent

Product Analysis

Transparency Excellent

Supplement Facts

IngredientAmount% DV
Total Carbohydrates 1 g 1%
Vitamin D3 (as Cholecalciferol) 12.5 mcg 63%
Total Carbohydrates 2 g 1%
Vitamin D3 (as Cholecalciferol) 25 mcg 125%
Bioavailability Very Good

Absorption Rating

  • Total Carbohydrates Fair
  • Vitamin D3 (as Cholecalciferol) Good
  • Total Carbohydrates Fair
  • Vitamin D3 (as Cholecalciferol) Good
Other Ingredients Very Good

Fillers & Additives

  • Water
  • Purified
  • Organic Cane Sugar
  • Natural Flavors
  • Citric Acid
  • Potassium Sorbate
  • Sodium Croscarmellose
  • Sodium Benzoate Medium
  • Vegetable Juice Color
Efficacy Fair

Dosage Analysis

  • Vitamin D3 (as Cholecalciferol) 12.5 mcg Under-dosed
  • Vitamin D3 (as Cholecalciferol) 25 mcg Effective

Supplement Facts

Ingredient Amount % Daily Value
Calories 0 kcal
Total Carbohydrates 1 g 1%
Vitamin D3 (as Cholecalciferol) 12.5 mcg 63%
Calories 10 kcal
Total Carbohydrates 2 g 1%
Vitamin D3 (as Cholecalciferol) 25 mcg 125%

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Water Safe

Dissolves and carries water-soluble ingredients.

Purified Unknown
Organic Cane Sugar Safe

Adds sweetness and helps create gummy texture.

Natural Flavors Safe

Improves taste of chewable, gummy, or liquid supplements.

Citric Acid Safe

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

Potassium Sorbate Safe

Prevents mold and yeast growth to extend shelf life.

Sodium Croscarmellose Generally_safe

It is used as a binder and disintegrant to help tablets dissolve.

Sodium Benzoate Caution

Prevents bacterial and fungal growth in liquid supplements.

Vegetable Juice Color Safe

It is used to add color to the supplement.

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
Nature's Way

Founded 1969 · Green Bay, Wisconsin, USA · 481 products · naturesway.com

Certifications

5 certifications
Consumerlab Verified Source
Labdoor Verified Source
Non Gmo Project Verified Source
Nsf Gmp Verified Source
Usda Organic Verified Source

Transparency

5 claims
Third Party Testing Claim — Verified Source
Coa Availability — Claimed Source
Testing Lab Disclosure — Verified Source
In House Testing — Verified Source

Violation History

3 incidents
Fda Warning Violations of the Foreign Supplier Verification Program (FSVP) regulation.2022-12-20Source
Lawsuit Mislabeled and fraudulent herbal supplements.2015Source
Recall Nettle capsules2002-06-28Source
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Frequently Asked Questions
Is Nature's Way Vitamin D3 1,000 IU (25 mcg) Berry Flavored a good supplement?

Nature's Way Vitamin D3 1,000 IU (25 mcg) Berry Flavored received a product quality score of 77/100 in GoodSupp's independent analysis, suggesting some areas that could be improved. The product contains 6 active ingredients with 48 servings per container. Of the 9 inactive ingredients, 6 are rated safe and 1 are flagged for review. The manufacturer, Nature's Way, holds a brand trust score of 95/100 with 5 verified certifications including Consumerlab, Labdoor, Non Gmo Project, Nsf Gmp.

What are the ingredients in Nature's Way Vitamin D3 1,000 IU (25 mcg) Berry Flavored?

Nature's Way Vitamin D3 1,000 IU (25 mcg) Berry Flavored contains 6 active ingredients: Calories (0 kcal), Total Carbohydrates (1 g), Vitamin D3 (as Cholecalciferol) (12.5 mcg), Calories (10 kcal), Total Carbohydrates (2 g), Vitamin D3 (as Cholecalciferol) (25 mcg). Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is Nature's Way Vitamin D3 1,000 IU (25 mcg) Berry Flavored safe to take?

Nature's Way Vitamin D3 1,000 IU (25 mcg) Berry Flavored has been analyzed for ingredient safety across all its components. Of 9 inactive ingredients, 6 are rated safe. 1 ingredient is flagged for review: Sodium Benzoate. 'Caution' doesn't mean dangerous — it indicates the ingredient has some considerations worth being aware of, such as potential sensitivities or ongoing research. Always consult your healthcare provider before starting any new supplement, especially if you take medications or have underlying health conditions.

Is Nature's Way a trustworthy supplement brand?

Nature's Way receives a brand trust score of 95/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 1969 and headquartered in Green Bay, Wisconsin, USA, the company offers 481 products in their lineup. They hold 5 verified certifications including Consumerlab, Labdoor, Non Gmo Project, Nsf Gmp. Third-party certifications are independently verified and indicate the brand meets specific quality, purity, and manufacturing standards. Note: Nature's Way has 3 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.