Vitamin C-250
Product Analysis
Transparency Excellent
Supplement Facts
| Ingredient | Amount | % DV |
|---|---|---|
| Vitamin C (as Ascorbic Acid) | 250 mg | 278% |
| Calcium (as Dicalcium Phosphate) | 25 mg | 2% |
Bioavailability Fair
Absorption Rating
- Vitamin C (as Ascorbic Acid) Fair
- Calcium (as Dicalcium Phosphate) Fair
Other Ingredients Excellent
Fillers & Additives
- Dicalcium Phosphate
- Microcrystalline Cellulose
- Stearic Acid
- Silica
- Croscarmellose Sodium
- Magnesium Stearate
Efficacy Fair
Dosage Analysis
- Vitamin C (as Ascorbic Acid) 250 mg Effective
- Calcium (as Dicalcium Phosphate) 25 mg Under-dosed
Supplement Facts
| Ingredient | Amount | % Daily Value |
|---|---|---|
| Vitamin C (as Ascorbic Acid) | 250 mg | 278% |
| Calcium (as Dicalcium Phosphate) | 25 mg | 2% |
Other Ingredients
Price Comparison
Price History
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Is Windmill Natural Vitamins Vitamin C-250 a good supplement?
Windmill Natural Vitamins Vitamin C-250 received a product quality score of 75/100 in GoodSupp's independent analysis, suggesting some areas that could be improved. The product contains 2 active ingredients All 6 inactive ingredients (fillers, binders, capsule materials) are rated safe — a clean formulation with no flagged additives. The manufacturer, Windmill Natural Vitamins, holds a brand trust score of 66/100 with 2 verified certifications including Non Gmo Project, Usda Organic.
What are the ingredients in Windmill Natural Vitamins Vitamin C-250?
Windmill Natural Vitamins Vitamin C-250 contains 2 active ingredients: Vitamin C (as Ascorbic Acid) (250 mg), Calcium (as Dicalcium Phosphate) (25 mg). Notable high-dose ingredients include Vitamin C at 278% DV. Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.
Is Windmill Natural Vitamins Vitamin C-250 safe to take?
Windmill Natural Vitamins Vitamin C-250 has been analyzed for ingredient safety across all its components. All 6 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 Windmill Natural Vitamins a trustworthy supplement brand?
Windmill Natural Vitamins receives a brand trust score of 66/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 1972 and headquartered in West Caldwell, New Jersey, United States, the company offers 110 products in their lineup. They hold 2 verified certifications including Non Gmo Project, Usda Organic. Third-party certifications are independently verified and indicate the brand meets specific quality, purity, and manufacturing standards. Note: Windmill Natural Vitamins has 4 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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