Natural Grocers by Vitamin Cottage Vitamin D3 25 mcg/1000 IU Lemon supplement bottle
Natural Grocers by Vitamin Cottage

Vitamin D3 25 mcg/1000 IU Lemon Review

What We Researched
1 active ingredient analyzed · 9 inactive ingredients decoded · 5 brand certifications checked · Last updated: Aug 2026
100
Product Score Excellent
83
Brand Score Good

Two independent scores — the product and the brand behind it, never blended into one number. See our methodology.

Product Analysis

Transparency Excellent

Supplement Facts

IngredientAmount% DV
Vitamin D3 (as Cholecalciferol) 25 mcg 125%
Bioavailability Excellent

Absorption Rating

  • Vitamin D3 (as Cholecalciferol) Good
Other Ingredients Excellent

Fillers & Additives

  • Mannitol Starch Complex
  • Natural Lemon flavoring
  • Microcrystalline Cellulose
  • Croscarmellose Sodium
  • Magnesium Stearate
  • Stevia
  • Citric Acid
  • Malic Acid
  • Silica
Efficacy Excellent

Dosage Analysis

  • Vitamin D3 (as Cholecalciferol) 25 mcg Effective

Supplement Facts

Ingredient Amount % Daily Value
Vitamin D3 (as Cholecalciferol) 25 mcg 125%

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Mannitol Starch Complex Unknown
Natural Lemon flavoring Unknown
Microcrystalline Cellulose Safe

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

Croscarmellose Sodium Safe

Helps tablets break apart and dissolve quickly in the stomach.

Magnesium Stearate Safe

Prevents ingredients from sticking to manufacturing equipment during tableting.

Stevia Safe

It is used as a sweetener.

Citric Acid Safe

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

Malic Acid Safe

Adds tartness and enhances fruit flavors in gummies and chewables.

Silica Safe

Prevents ingredients from clumping and improves powder flow.

Brand Trust Report
Natural Grocers by Vitamin Cottage

Founded 1955 · Lakewood, CO, United States · 83 products · naturalgrocers.com

Certifications

5 certifications
Fda Gmp Inspections Verified Source
Non Gmo Project Verified Source
Nsf Gmp Verified Source
Usda Organic Verified Source
NSF Certified Verified

Transparency

2 claims
Third Party Testing Claim — Verified Source
Coa Availability — Claimed Source
Related Supplements
Frequently Asked Questions
Is Natural Grocers by Vitamin Cottage Vitamin D3 25 mcg/1000 IU Lemon a good supplement?

Natural Grocers by Vitamin Cottage Vitamin D3 25 mcg/1000 IU Lemon 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 100 servings per container. Of the 9 inactive ingredients, 7 are rated safe and 0 are flagged for review. The manufacturer, Natural Grocers by Vitamin Cottage, holds a brand trust score of 83/100 with 5 verified certifications including Fda Gmp Inspections, Non Gmo Project, Nsf Gmp, Usda Organic.

What are the ingredients in Natural Grocers by Vitamin Cottage Vitamin D3 25 mcg/1000 IU Lemon?

Natural Grocers by Vitamin Cottage Vitamin D3 25 mcg/1000 IU Lemon contains 1 active ingredients: Vitamin D3 (as Cholecalciferol) (25 mcg). Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is Natural Grocers by Vitamin Cottage Vitamin D3 25 mcg/1000 IU Lemon safe to take?

Natural Grocers by Vitamin Cottage Vitamin D3 25 mcg/1000 IU Lemon 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 Natural Grocers by Vitamin Cottage a trustworthy supplement brand?

Natural Grocers by Vitamin Cottage receives a brand trust score of 83/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 1955 and headquartered in Lakewood, CO, United States, the company offers 83 products in their lineup. They hold 5 verified certifications including Fda Gmp Inspections, Non Gmo Project, Nsf Gmp, Usda Organic. 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 150,000 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 — read our methodology. 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.