MET-Rx Big 100, Meal Replacement Bar, Chocolate Chip Cookie Dough, 9 Bars, 3.52 oz (100 g) Each supplement bottle
MET-Rx

Big 100, Meal Replacement Bar, Chocolate Chip Cookie Dough, 9 Bars, 3.52 oz (100 g) Each

What We Researched
32 active ingredients analyzed · 2 brand certifications checked · 1 retailer compared · Last updated: Mar 2026
57
Product Score Poor
73
Brand Score Fair

Product Analysis

Transparency Excellent

Supplement Facts

IngredientAmount% DV
Vitamin D 4 mcg 20%
Calcium 280 mg 20%
Iron 1.1 mg 6%
Potassium 460 mg 10%
Vitamin A 180 mcg RAE 20%
Vitamin C 18 mg 20%
Vitamin E 3 mg 20%
Thiamin 0.24 mg 20%
Riboflavin 0.29 mg 20%
Niacin 3.2 mg NE 20%
Vitamin B6 0.34 mg 20%
Folate (50 mcg folic acid) 80 mcg DFE 20%
Vitamin B12 0.78 mcg 30%
Biotin 6 mcg 20%
Pantothenic Acid 1 mg 20%
Phosphorus 260 mg 20%
Iodine 30 mcg 20%
Magnesium 39 mg 10%
Zinc 2.8 mg 25%
Copper 0.24 mg 25%
Bioavailability Very Good

Absorption Rating

  • Vitamin D Good
  • Calcium Good
  • Iron Fair
  • Potassium Good
  • Vitamin A Good
  • Vitamin C Fair
  • Vitamin E Good
  • Thiamin Good
  • Riboflavin Good
  • Niacin Good
  • Vitamin B6 Fair
  • Folate (50 mcg folic acid) Fair
  • Vitamin B12 Fair
  • Biotin Good
  • Pantothenic Acid Good
  • Phosphorus Good
  • Iodine Good
  • Magnesium Good
  • Zinc Fair
  • Copper Fair
Other Ingredients Fair

Fillers & Additives

No inactive ingredient data available.

Efficacy Very Poor

Dosage Analysis

  • Vitamin D 4 mcg Under-dosed
  • Calcium 280 mg Under-dosed
  • Iron 1.1 mg Under-dosed
  • Potassium 460 mg Under-dosed
  • Vitamin A 180 mcg RAE Under-dosed
  • Vitamin C 18 mg Under-dosed
  • Vitamin E 3 mg Under-dosed
  • Thiamin 0.24 mg Under-dosed
  • Riboflavin 0.29 mg Under-dosed
  • Niacin 3.2 mg NE Under-dosed
  • Vitamin B6 0.34 mg Under-dosed
  • Folate (50 mcg folic acid) 80 mcg DFE Under-dosed
  • Vitamin B12 0.78 mcg Under-dosed
  • Biotin 6 mcg Under-dosed
  • Pantothenic Acid 1 mg Under-dosed
  • Phosphorus 260 mg Under-dosed
  • Iodine 30 mcg Under-dosed
  • Magnesium 39 mg Under-dosed
  • Zinc 2.8 mg Under-dosed
  • Copper 0.24 mg Under-dosed

Supplement Facts

Ingredient Amount % Daily Value
Calories 410
Total Fat 13 g 17%
Saturated Fat 5 g 25%
Trans Fat 0 g
Cholesterol 30 mg 10%
Sodium 140 mg 6%
Total Carbohydrate 45 g 16%
Dietary Fiber 1 g 4%
Total Sugars 18 g
Includes 16 g Added Sugars 32%
Sugar Alcohol 2 g
Protein 30 g 60%
Vitamin D 4 mcg 20%
Calcium 280 mg 20%
Iron 1.1 mg 6%
Potassium 460 mg 10%
Vitamin A 180 mcg RAE 20%
Vitamin C 18 mg 20%
Vitamin E 3 mg 20%
Thiamin 0.24 mg 20%
Riboflavin 0.29 mg 20%
Niacin 3.2 mg NE 20%
Vitamin B6 0.34 mg 20%
Folate (50 mcg folic acid) 80 mcg DFE 20%
Vitamin B12 0.78 mcg 30%
Biotin 6 mcg 20%
Pantothenic Acid 1 mg 20%
Phosphorus 260 mg 20%
Iodine 30 mcg 20%
Magnesium 39 mg 10%
Zinc 2.8 mg 25%
Copper 0.24 mg 25%

Price Comparison

Price History

Tracked across major retailers. Updated periodically.

$46$45$44$43$42 Mar 12 $44.00
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
MET-Rx

Founded 1991 · Ronkonkoma, New York, United States · 7 products · metrx.com/

Certifications

2 certifications
Consumerlab Verified Source
Labdoor Verified Source

Transparency

1 claim

Violation History

5 incidents
Prop 65 Lead2017-08-11Source
Lawsuit Protein spiking in Body Fortress and Met-Rx protein supplements.2016Source
Lawsuit False advertising of a creatine supplement.2014Source
Recall MET-Rx Protein Plus Chocolate Roasted Peanut with Caramel bars2009-03-05Source
Lawsuit Kidney problems caused by high protein concentration in MET-Rx products.2001Source
Related Supplements
Frequently Asked Questions
Is MET-Rx Big 100, Meal Replacement Bar a good supplement?

MET-Rx Big 100, Meal Replacement Bar, Chocolate Chip Cookie Dough, 9 Bars, 3.52 oz (100 g) Each received a product quality score of 57/100 in GoodSupp's independent analysis, indicating several areas of concern that consumers should review. The product contains 32 active ingredients with 9 servings per container. The manufacturer, MET-Rx, holds a brand trust score of 73/100 with 2 verified certifications including Consumerlab, Labdoor.

What are the ingredients in MET-Rx Big 100, Meal Replacement Bar?

MET-Rx Big 100, Meal Replacement Bar contains 32 active ingredients: Calories (410), Total Fat (13 g), Saturated Fat (5 g), Trans Fat (0 g), Cholesterol (30 mg), Sodium (140 mg), and 26 more. Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is MET-Rx Big 100, Meal Replacement Bar safe to take?

MET-Rx Big 100, Meal Replacement Bar, Chocolate Chip Cookie Dough, 9 Bars, 3.52 oz (100 g) Each 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 MET-Rx a trustworthy supplement brand?

MET-Rx receives a brand trust score of 73/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 1991 and headquartered in Ronkonkoma, New York, United States, the company offers 7 products in their lineup. They hold 2 verified certifications including Consumerlab, Labdoor. Third-party certifications are independently verified and indicate the brand meets specific quality, purity, and manufacturing standards. Note: MET-Rx has 5 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. 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.