NuNaturals Non-Fortified Nutritional Yeast Flakes, 1.5 lb (681 g) supplement bottle
NuNaturals

Non-Fortified Nutritional Yeast Flakes, 1.5 lb (681 g)

What We Researched
23 active ingredients analyzed · 1 inactive ingredient decoded · 3 brand certifications checked · 1 retailer compared · Last updated: Mar 2026
74
Product Score Fair
66
Brand Score Fair

Product Analysis

Transparency Excellent

Supplement Facts

IngredientAmount% DV
Vitamin A 9 mcg 1%
Vitamin C 0 mg 0%
Calcium 7 mg 1%
Iron .36 mg 2%
Potassium 198 mg 4%
Thiamine (B1) 1 mg 15%
Riboflavin (B2) 1 mg 42%
Niacin (B3) 3 mg 21%
Pantothenic Acid (B5) 1 mg 18%
Folate (B9) 180 mcg 45%
Biotin (B7) 2 mcg 6%
Choline 18 mg
Bioavailability Very Good

Absorption Rating

  • Vitamin A Good
  • Vitamin C Fair
  • Calcium Good
  • Iron Fair
  • Potassium Good
  • Thiamine (B1) Good
  • Riboflavin (B2) Good
  • Niacin (B3) Good
  • Pantothenic Acid (B5) Good
  • Folate (B9) Fair
  • Biotin (B7) Good
  • Choline Poor
Other Ingredients Excellent

Fillers & Additives

  • Nutritional yeast flakes (deactivated, dried yeast)
Efficacy Poor

Dosage Analysis

  • Vitamin A 9 mcg Under-dosed
  • Vitamin C 0 mg Under-dosed
  • Calcium 7 mg Under-dosed
  • Iron .36 mg Effective
  • Potassium 198 mg Under-dosed
  • Thiamine (B1) 1 mg Effective
  • Riboflavin (B2) 1 mg Effective
  • Niacin (B3) 3 mg Under-dosed
  • Pantothenic Acid (B5) 1 mg Under-dosed
  • Folate (B9) 180 mcg Under-dosed
  • Biotin (B7) 2 mcg Under-dosed
  • Choline 18 mg Under-dosed

Supplement Facts

Ingredient Amount % Daily Value
Calories 35
Total Fat <.5 g 1%
Saturated Fat 0 g 0%
Trans Fat 0 g
Cholesterol 0 mg 0%
Sodium 9 mg 0%
Total Carbohydrate 4 g 1%
Dietary Fiber 2 g 6%
Total Sugars 0 g
Includes 0 g Added Sugars 0%
Protein 4 g 8%
Vitamin A 9 mcg 1%
Vitamin C 0 mg 0%
Calcium 7 mg 1%
Iron .36 mg 2%
Potassium 198 mg 4%
Thiamine (B1) 1 mg 15%
Riboflavin (B2) 1 mg 42%
Niacin (B3) 3 mg 21%
Pantothenic Acid (B5) 1 mg 18%
Folate (B9) 180 mcg 45%
Biotin (B7) 2 mcg 6%
Choline 18 mg

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Price Comparison

Price History

Tracked across major retailers. Updated periodically.

$37$36$35$34$33 Mar 12 $35.00
iHerb

Prices shown at time of last check. Click a retailer to see current price. GoodSupp is not affiliated with any retailer.

Brand Trust Report
NuNaturals

Founded 1989 · Eugene, Oregon, USA · 2 products · nunaturals.com/

Certifications

3 certifications
Consumerlab Verified Source
Non Gmo Project Verified Source
Usda Organic Verified Source

Transparency

2 claims
Third Party Testing Claim — Claimed

Violation History

1 incident
Recall NuNaturals Organic Pure Stevia and NuNaturals Pure Monk Fruit Sweetener2025-07-14Source
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Frequently Asked Questions
Is NuNaturals Non-Fortified Nutritional Yeast Flakes, 1.5 lb (681 g) a good supplement?

NuNaturals Non-Fortified Nutritional Yeast Flakes, 1.5 lb (681 g) received a product quality score of 74/100 in GoodSupp's independent analysis, suggesting some areas that could be improved. The product contains 23 active ingredients with 76 servings per container. Of the 1 inactive ingredients, 0 are rated safe and 0 are flagged for review. The manufacturer, NuNaturals, holds a brand trust score of 66/100 with 3 verified certifications including Consumerlab, Non Gmo Project, Usda Organic.

What are the ingredients in NuNaturals Non-Fortified Nutritional Yeast Flakes, 1.5 lb (681 g)?

NuNaturals Non-Fortified Nutritional Yeast Flakes, 1.5 lb (681 g) contains 23 active ingredients: Calories (35), Total Fat (<.5 g), Saturated Fat (0 g), Trans Fat (0 g), Cholesterol (0 mg), Sodium (9 mg), and 17 more. Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is NuNaturals Non-Fortified Nutritional Yeast Flakes, 1.5 lb (681 g) safe to take?

NuNaturals Non-Fortified Nutritional Yeast Flakes, 1.5 lb (681 g) 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 NuNaturals a trustworthy supplement brand?

NuNaturals receives a brand trust score of 66/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 1989 and headquartered in Eugene, Oregon, USA, the company offers 2 products in their lineup. They hold 3 verified certifications including Consumerlab, Non Gmo Project, Usda Organic. Third-party certifications are independently verified and indicate the brand meets specific quality, purity, and manufacturing standards. Note: NuNaturals has 1 historical regulatory incident on record, which are factored into the trust score.

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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.