NatureBell Vitamin D3 & K2, 5000 IU & 100 mcg supplement bottle
NatureBell

Vitamin D3 & K2, 5000 IU & 100 mcg

What We Researched
7 active ingredients analyzed · 3 inactive ingredients decoded · 1 retailer compared · Last updated: Mar 2026
70
Product Score Fair

Product Analysis

Transparency Excellent

Supplement Facts

IngredientAmount% DV
Lutein (from Marigold Flower Extract) 40 mg
Zeaxanthin (from Marigold Flower Extract) 1,600 mcg
Omega-3 Fatty Acids 12.5 mg
EPA (Eicosapentaenoic Acid) 6 mg
DHA (Docosahexaenoic Acid) 4 mg
Astaxanthin 20 mcg
Phospholipids 10 mg
Bioavailability Good

Absorption Rating

  • Lutein (from Marigold Flower Extract) Good
  • Zeaxanthin (from Marigold Flower Extract) Good
  • Omega-3 Fatty Acids Good
  • EPA (Eicosapentaenoic Acid) Fair
  • DHA (Docosahexaenoic Acid) Fair
  • Astaxanthin Fair
  • Phospholipids Fair
Other Ingredients Excellent

Fillers & Additives

  • Sunflower Seed Oil
  • Antarctic krill oil
  • Softgel (Gelatin, Glycerin, Purified Water)
Efficacy Very Poor

Dosage Analysis

  • Lutein (from Marigold Flower Extract) 40 mg High
  • Zeaxanthin (from Marigold Flower Extract) 1,600 mcg Under-dosed
  • Omega-3 Fatty Acids 12.5 mg Under-dosed
  • EPA (Eicosapentaenoic Acid) 6 mg Under-dosed
  • DHA (Docosahexaenoic Acid) 4 mg Under-dosed
  • Astaxanthin 20 mcg Under-dosed

Supplement Facts

Ingredient Amount % Daily Value
Lutein (from Marigold Flower Extract) 40 mg
Zeaxanthin (from Marigold Flower Extract) 1,600 mcg
Omega-3 Fatty Acids 12.5 mg
EPA (Eicosapentaenoic Acid) 6 mg
DHA (Docosahexaenoic Acid) 4 mg
Astaxanthin 20 mcg
Phospholipids 10 mg

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Sunflower Seed Oil Generally_safe
Antarctic krill oil Unknown
Softgel (Gelatin, Glycerin, Purified Water) Generally_safe

It encapsulates the supplement ingredients for easy swallowing and delivery.

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
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Frequently Asked Questions
Is NatureBell Vitamin D3 & K2, 5000 IU & 100 mcg a good supplement?

NatureBell Vitamin D3 & K2, 5000 IU & 100 mcg received a product quality score of 70/100 in GoodSupp's independent analysis, suggesting some areas that could be improved. The product contains 7 active ingredients with 180 servings per container. Of the 3 inactive ingredients, 0 are rated safe and 0 are flagged for review.

What are the ingredients in NatureBell Vitamin D3 & K2, 5000 IU & 100 mcg?

NatureBell Vitamin D3 & K2, 5000 IU & 100 mcg contains 7 active ingredients: Lutein (from Marigold Flower Extract) (40 mg), Zeaxanthin (from Marigold Flower Extract) (1,600 mcg), Omega-3 Fatty Acids (12.5 mg), EPA (Eicosapentaenoic Acid) (6 mg), DHA (Docosahexaenoic Acid) (4 mg), Astaxanthin (20 mcg), and 1 more. Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is NatureBell Vitamin D3 & K2, 5000 IU & 100 mcg safe to take?

NatureBell Vitamin D3 & K2, 5000 IU & 100 mcg 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.

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.