NutriBiotic Immunity, Meta-C® Powder, 8 oz (227 g) supplement bottle
NutriBiotic

Immunity, Meta-C® Powder, 8 oz (227 g)

What We Researched
4 active ingredients analyzed · 1 inactive ingredient decoded · 2 brand certifications checked · 3 retailers compared · Last updated: Mar 2026
87
Product Score Good
65
Brand Score Fair

Product Analysis

Transparency Excellent

Supplement Facts

IngredientAmount% DV
Vitamin C (as Meta-C® spirulina-bound calcium ascorbate) 1,500 mg 1,670%
Calcium (as Meta-C®  spirulina-bound calcium ascorbate) 185 mg 14%
Biologically Active Metabolites and Dehydroascorbic Acid (as Meta-C® spirulina-bound calcium ascorbate) 170 mg
Spirulina (as Meta-C® spirulina-bound calcium ascorbate) 470 mg
Bioavailability Excellent

Absorption Rating

  • Vitamin C (as Meta-C® spirulina-bound calcium ascorbate) Good
  • Calcium (as Meta-C®  spirulina-bound calcium ascorbate) Good
  • Biologically Active Metabolites and Dehydroascorbic Acid (as Meta-C® spirulina-bound calcium ascorbate) Good
  • Spirulina (as Meta-C® spirulina-bound calcium ascorbate) Good
Other Ingredients Excellent

Fillers & Additives

  • None
Efficacy Fair

Dosage Analysis

  • Vitamin C (as Meta-C® spirulina-bound calcium ascorbate) 1,500 mg Effective
  • Calcium (as Meta-C®  spirulina-bound calcium ascorbate) 185 mg Under-dosed
  • Biologically Active Metabolites and Dehydroascorbic Acid (as Meta-C® spirulina-bound calcium ascorbate) 170 mg Effective
  • Spirulina (as Meta-C® spirulina-bound calcium ascorbate) 470 mg Under-dosed

Supplement Facts

Ingredient Amount % Daily Value
Vitamin C (as Meta-C® spirulina-bound calcium ascorbate) 1,500 mg 1,670%
Calcium (as Meta-C®  spirulina-bound calcium ascorbate) 185 mg 14%
Biologically Active Metabolites and Dehydroascorbic Acid (as Meta-C® spirulina-bound calcium ascorbate) 170 mg
Spirulina (as Meta-C® spirulina-bound calcium ascorbate) 470 mg

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

None Unknown

Price Comparison

Price History

Tracked across major retailers. Updated periodically.

$12$11$10$9$8 Mar 12 $10.00
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
NutriBiotic

Founded 1981 · Lakeport, California, United States · 81 products · nutribiotic.com/

Certifications

2 certifications
Fda Gmp Inspections Verified Source
Usda Organic Verified Source

Transparency

2 claims
Third Party Testing Claim — Claimed Source

Violation History

1 incident
Prop 65 Not specified in the provided document2012-05-09Source
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Frequently Asked Questions
Is NutriBiotic Immunity, Meta-C® Powder a good supplement?

NutriBiotic Immunity, Meta-C® Powder, 8 oz (227 g) received a product quality score of 87/100 in GoodSupp's independent analysis, indicating strong overall quality. The product contains 4 active ingredients with 90 servings per container. Of the 1 inactive ingredients, 0 are rated safe and 0 are flagged for review. The manufacturer, NutriBiotic, holds a brand trust score of 65/100 with 2 verified certifications including Fda Gmp Inspections, Usda Organic.

What are the ingredients in NutriBiotic Immunity, Meta-C® Powder?

NutriBiotic Immunity, Meta-C® Powder contains 4 active ingredients: Vitamin C (as Meta-C® spirulina-bound calcium ascorbate) (1,500 mg), Calcium (as Meta-C®  spirulina-bound calcium ascorbate) (185 mg), Biologically Active Metabolites and Dehydroascorbic Acid (as Meta-C® spirulina-bound calcium ascorbate) (170 mg), Spirulina (as Meta-C® spirulina-bound calcium ascorbate) (470 mg). Notable high-dose ingredients include Vitamin C at 1,670% DV. Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is NutriBiotic Immunity, Meta-C® Powder safe to take?

NutriBiotic Immunity, Meta-C® Powder, 8 oz (227 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 NutriBiotic a trustworthy supplement brand?

NutriBiotic receives a brand trust score of 65/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 1981 and headquartered in Lakeport, California, United States, the company offers 81 products in their lineup. They hold 2 verified certifications including Fda Gmp Inspections, Usda Organic. Third-party certifications are independently verified and indicate the brand meets specific quality, purity, and manufacturing standards. Note: NutriBiotic 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.