Quest Protein Powder, Vanilla Milkshake supplement bottle
Quest

Protein Powder, Vanilla Milkshake Review

What We Researched
15 active ingredients analyzed · 11 inactive ingredients decoded · 2 brand certifications checked · Page generated: Sep 2026
65
Product Score Fair
77
Brand Score Fair

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

Product Analysis

Transparency Excellent

Supplement Facts

IngredientAmount% DV
Vit. D 0 mcg 0%
Calcium 320 mg 25%
Iron 0.1 mg 0%
Potassium 100 mg 2%
Bioavailability Very Good

Absorption Rating

  • Calcium Good
  • Iron Fair
  • Potassium Good
Other Ingredients Very Good

Fillers & Additives

  • Protein blend (whey protein isolate
  • Micellar Casein
  • Natural Flavors
  • Silicon dioxide. contains less than 2% of the following: lecithin (sunflower
  • Canola
  • And/or soy lecithin
  • Cellulose Gum
  • Carrageenan Medium
  • Sea Salt
  • Sucralose
  • Stevia Sweetener
Efficacy Very Poor

Dosage Analysis

  • Calcium 320 mg Under-dosed
  • Iron 0.1 mg Under-dosed
  • Potassium 100 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 15 mg 5%
Sodium 105 mg 5%
Total Carbohydrate 3 g 1%
Dietary Fiber 0 g 0%
Total Sugars 1 g
Includes 0 g Added Sugars 0%
Protein 24 g 48%
Vit. D 0 mcg 0%
Calcium 320 mg 25%
Iron 0.1 mg 0%
Potassium 100 mg 2%

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Protein blend (whey protein isolate Unknown
Micellar Casein Generally_safe

It is used as a source of protein.

Natural Flavors Safe

Improves taste of chewable, gummy, or liquid supplements.

Silicon dioxide. contains less than 2% of the following: lecithin (sunflower Unknown
Canola Unknown
And/or soy lecithin Unknown
Cellulose Gum Safe

Thickens and stabilizes supplement formulations.

Carrageenan Caution

Used to thicken and stabilize liquid and gel supplements.

Sea Salt Safe

It is used as a flavoring agent.

Sucralose Generally_safe

Adds sweetness to chewables, gummies, and powdered supplements without calories.

Stevia Sweetener Generally_safe

It is used as a natural, low-calorie sweetener.

Brand Trust Report
Quest

Founded 2010 · El Segundo, California, U.S. · 115 products · questnutrition.com/

Certifications

2 certifications
Ketogenic Certified Verified evidence Primary evidence
Consumerlab Source available Primary evidence

Transparency

2 claims
In House Testing — Claimed Evidence checked Evidence

Violation History

9 incidents
Prop 65 Lead2026-03-11 Source checked Primary source
Recall Quest Cat Food Chicken Recipe (frozen and freeze-dried)2026-02-26 Source available Primary source
Prop 65 Lead2025-07-21 Source checked Primary source
Prop 65 Lead2022-06-27 Source checked Primary source
Prop 65 Lead2022-06-27 Source available Primary source
Lawsuit Misleading labeling of the 'White Chocolate Raspberry Protein Bar' as it allegedly contained no white chocolate.2020 Source checked Primary source
Lawsuit Misleading labeling of the 'White Chocolate Raspberry Protein Bar' to suggest it contains white chocolate.2020 Source available Primary source
Fda Warning The original warning letter is not readily available, but the closeout letter indicates violations were addressed.2015-07-29 Source checked Primary source
Fda Warning Details of the original warning letter were not immediately available in the search results, but the closeout letter indicates the violations were addressed.2015-07-29 Source available Primary source
Related Supplements
Frequently Asked Questions
Is Quest Protein Powder, Vanilla Milkshake a good supplement?

Quest Protein Powder, Vanilla Milkshake received a product quality score of 65/100 in GoodSupp's independent analysis, suggesting some areas that could be improved. The product contains 15 active ingredients with 43 servings per container. Of the 11 inactive ingredients, 6 are rated safe and 1 ingredient is flagged for review. The manufacturer, Quest, holds a brand trust score of 77/100 with 1 verified certifications including Ketogenic Certified.

What are the ingredients in Quest Protein Powder, Vanilla Milkshake?

Quest Protein Powder, Vanilla Milkshake contains 15 active ingredients: Calories (110), Total Fat (0 g), Saturated Fat (0 g), Trans Fat (0 g), Cholesterol (15 mg), Sodium (105 mg), and 9 more. Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is Quest Protein Powder, Vanilla Milkshake safe to take?

GoodSupp reviewed the inactive-ingredient data available for Quest Protein Powder, Vanilla Milkshake. Of 11 inactive ingredients, 6 are rated safe. 1 ingredient is flagged for review: Carrageenan. 'Caution' doesn't mean dangerous — it indicates the ingredient has some considerations worth being aware of, such as potential sensitivities or ongoing research. 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 Quest a trustworthy supplement brand?

Quest receives a brand trust score of 77/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 2010 and headquartered in El Segundo, California, U.S., the company offers 115 products in their lineup. They hold 1 verified certifications including Ketogenic Certified. The linked records document particular certification scopes; they do not prove that every product or batch was independently tested for contents, purity, or effectiveness. Note: Quest has 9 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.