MET-Rx Big 100, Meal Replacement Bar, Crispy Apple Pie, 9 Bars, 3.52 oz (100 g) Each supplement bottle
MET-Rx

Big 100, Meal Replacement Bar, Crispy Apple Pie, 9 Bars, 3.52 oz (100 g) Each

What We Researched
31 active ingredients analyzed · 2 brand certifications checked · 1 retailer compared · Last updated: Mar 2026
59
Product Score Poor
73
Brand Score Fair

Product Analysis

Transparency Excellent

Supplement Facts

IngredientAmount% DV
Vitamin D 0 mcg 0%
Iron 3.6 mg 20%
Vitamin A 480 mcg RAE 50%
Vitamin E 6.4 mg 40%
Riboflavin 0.55 mg 40%
Vitamin B6 0.65 mg 40%
Vitamin B12 1.97 mcg 80%
Pantothenic Acid 3.2 mg 60%
Iodine 48 mcg 30%
Copper 1.04 mg 120%
Calcium 170 mg 15%
Potassium 160 mg 4%
Vitamin C 19 mg 20%
Thiamine 0.48 mg 40%
Niacin 6.4 mg NE 40%
Folate (126 mcg folic acid) 215 mcg DFE 50%
Biotin 96.7 mcg 320%
Phosphorus 238 mg 20%
Zinc 5.8 mg 50%
Bioavailability Very Good

Absorption Rating

  • Vitamin D Good
  • Iron Fair
  • Vitamin A Good
  • Vitamin E Good
  • Riboflavin Good
  • Vitamin B6 Fair
  • Vitamin B12 Fair
  • Pantothenic Acid Good
  • Iodine Good
  • Copper Fair
  • Calcium Good
  • Potassium Good
  • Vitamin C Fair
  • Thiamine Good
  • Niacin Good
  • Folate (126 mcg folic acid) Fair
  • Biotin Good
  • Phosphorus Good
  • Zinc Fair
Other Ingredients Fair

Fillers & Additives

No inactive ingredient data available.

Efficacy Very Poor

Dosage Analysis

  • Vitamin D 0 mcg Under-dosed
  • Iron 3.6 mg Under-dosed
  • Vitamin A 480 mcg RAE Under-dosed
  • Vitamin E 6.4 mg Under-dosed
  • Riboflavin 0.55 mg Under-dosed
  • Vitamin B6 0.65 mg Under-dosed
  • Vitamin B12 1.97 mcg Under-dosed
  • Pantothenic Acid 3.2 mg Under-dosed
  • Iodine 48 mcg Under-dosed
  • Copper 1.04 mg Effective
  • Calcium 170 mg Under-dosed
  • Potassium 160 mg Under-dosed
  • Vitamin C 19 mg Under-dosed
  • Thiamine 0.48 mg Under-dosed
  • Niacin 6.4 mg NE Under-dosed
  • Folate (126 mcg folic acid) 215 mcg DFE Under-dosed
  • Biotin 96.7 mcg Effective
  • Phosphorus 238 mg Under-dosed
  • Zinc 5.8 mg Under-dosed

Supplement Facts

Ingredient Amount % Daily Value
Calories 390
Total Fat 9 g 12%
Saturated Fat 5 g 25%
Trans Fat 0 g
Cholesterol <5 mg <1%
Sodium 400 mg 17%
Total Carbohydrate 48 g 17%
Dietary Fiber 1 g 4%
Total Sugars 29 g
Includes 25 g Added Sugars 50%
Sugar Alcohol 4 g
Protein 30 g 60%
Vitamin D 0 mcg 0%
Iron 3.6 mg 20%
Vitamin A 480 mcg RAE 50%
Vitamin E 6.4 mg 40%
Riboflavin 0.55 mg 40%
Vitamin B6 0.65 mg 40%
Vitamin B12 1.97 mcg 80%
Pantothenic Acid 3.2 mg 60%
Iodine 48 mcg 30%
Copper 1.04 mg 120%
Calcium 170 mg 15%
Potassium 160 mg 4%
Vitamin C 19 mg 20%
Thiamine 0.48 mg 40%
Niacin 6.4 mg NE 40%
Folate (126 mcg folic acid) 215 mcg DFE 50%
Biotin 96.7 mcg 320%
Phosphorus 238 mg 20%
Zinc 5.8 mg 50%

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
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Frequently Asked Questions
Is MET-Rx Big 100, Meal Replacement Bar a good supplement?

MET-Rx Big 100, Meal Replacement Bar, Crispy Apple Pie, 9 Bars, 3.52 oz (100 g) Each received a product quality score of 59/100 in GoodSupp's independent analysis, indicating several areas of concern that consumers should review. The product contains 31 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 31 active ingredients: Calories (390), Total Fat (9 g), Saturated Fat (5 g), Trans Fat (0 g), Cholesterol (<5 mg), Sodium (400 mg), and 25 more. Notable high-dose ingredients include Biotin at 320% DV. 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, Crispy Apple Pie, 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.