Nutricost Casein Protein, Unflavored supplement bottle

Casein Protein, Unflavored Review

Q: What are the ingredients in Nutricost Casein Protein, Unflavored?

Nutricost Casein Protein, Unflavored contains 15 active ingredients: Calories (110), Total Fat (0 g), Saturated Fat (0 g), Trans Fat (0 g), Cholesterol (20 mg), Sodium (25 mg), and 9 more. Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Q: Is Nutricost a trustworthy supplement brand?

Nutricost receives a brand trust score of 100/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 2012 and headquartered in Vineyard, Utah, USA, the company offers 1257 products in their lineup. Note: Nutricost has 4 historical regulatory incidents on record, which are factored into the trust score.

What We Researched

15 active ingredients analyzed · 1 inactive ingredient decoded · 6 brand certifications checked · Page generated: Sep 2026

Product Score Fair

100

Brand Score Excellent

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

Product Analysis

Transparency Excellent

Supplement Facts

Ingredient	Amount	% DV
Vitamin D	0 mcg	0%
Calcium	580 mg	45%
Iron	0.3 mg	2%
Potassium	140 mg	2%

Bioavailability Very Good

Absorption Rating

Vitamin D Good
Calcium Good
Iron Fair
Potassium Good

Other Ingredients Excellent

Fillers & Additives

Instantized micellar casein (casein protein, sunflower lecithin)

Efficacy Poor

Dosage Analysis

Vitamin D 0 mcg Under-dosed
Calcium 580 mg Effective
Iron 0.3 mg Under-dosed
Potassium 140 mg Under-dosed

Supplement Facts

Ingredient	Amount	% Daily Value
Calories	110
Total Fat	0 g	0%
Saturated Fat	0 g	0%
Trans Fat	0 g
Cholesterol	20 mg	7%
Sodium	25 mg	1%
Total Carbohydrate	0 g	0%
Dietary Fiber	0 g	0%
Total Sugars	0 g
Includes 0 g Added Sugars		0%
Protein	25 g	50%
Vitamin D	0 mcg	0%
Calcium	580 mg	45%
Iron	0.3 mg	2%
Potassium	140 mg	2%

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Instantized micellar casein (casein protein, sunflower lecithin) Unknown

Brand Trust Report

Certifications

6 certifications

Consumerlab Source available Primary evidence

Labdoor Source available Primary evidence

Nsf Gmp Source available Primary evidence

Usda Organic Source available Primary evidence

Fda Gmp Inspections Source available Primary evidence

NSF Certified Supporting evidence unavailable checked 2026-05-05

Transparency

5 claims

Third Party Testing Claim — Claimed Evidence available Evidence

In House Testing — Verified Evidence available Evidence

Testing Lab Disclosure — True Brand claim; evidence unavailable checked 2026-05-05

Contains Proprietary Blend — True Brand claim; evidence unavailable checked 2026-05-05

Violation History

4 incidents

Fda Warning Unregistered food product2024-08-23 Source available Primary source

Prop 65 Lead2023-12-19 Source available Primary source

Lawsuit Misleading advertising regarding the magnesium content in its magnesium glycinate supplement.2023 Source available Primary source

Lawsuit Mislabeled calorie content and undisclosed artificial flavoring in supplement powders.2022 Source available Primary source

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Frequently Asked Questions

Is Nutricost Casein Protein, Unflavored a good supplement?

Nutricost Casein Protein, Unflavored received a product quality score of 76/100 in GoodSupp's independent analysis, suggesting some areas that could be improved. The product contains 15 active ingredients with 30 servings per container. Of the 1 inactive ingredients, 0 are rated safe and 0 ingredients are flagged for review. The manufacturer, Nutricost, holds a brand trust score of 100/100.

What are the ingredients in Nutricost Casein Protein, Unflavored?

Nutricost Casein Protein, Unflavored contains 15 active ingredients: Calories (110), Total Fat (0 g), Saturated Fat (0 g), Trans Fat (0 g), Cholesterol (20 mg), Sodium (25 mg), and 9 more. Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is Nutricost Casein Protein, Unflavored safe to take?

GoodSupp reviewed the inactive-ingredient data available for Nutricost Casein Protein, Unflavored. This label analysis cannot determine whether the product is safe for a particular person, and source labels may change. Always consult your healthcare provider before starting any new supplement, especially if you take medications or have underlying health conditions.

Is Nutricost a trustworthy supplement brand?

Nutricost receives a brand trust score of 100/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 2012 and headquartered in Vineyard, Utah, USA, the company offers 1257 products in their lineup. Note: Nutricost has 4 historical regulatory incidents 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 — 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.