Branded Food · MET-RX

Met-rx Big100 Colossal Meal Replacement Bar

According to USDA FoodData Central (FDC ID 1553703, data refreshed July 2026), nutrition facts per 100g, sourced verbatim.

390
Caloriesmoderate density
32.0g
Proteinhigh · 64% DV
50.0g
Carbsgood source · 18% DV
7.0g
Fatmoderate · 9% DV
390 calories per 100g

Met-rx Big100 Colossal Meal Replacement Bar contains 390 calories per 100g according to USDA FoodData Central. It has 32.0g of protein, 7.0g of fat, and 50.0g of carbohydrates per 100g. Data is sourced verbatim from the Branded Food database, refreshed July 2026.

  • More protein than 98% of USDA whole foods

The verdict

Met-rx Big100 Colossal Meal Replacement Bar is a protein standout, richer in protein than 98% of USDA whole foods.

32.0g
protein per 100g
Top 2%
protein vs USDA whole foods
390
calories per 100g
1.0g
fiber per 100g

Percentile computed against the 7,880 USDA SR Legacy and Foundation whole foods with a protein value, not branded or processed items.

FDA labeling rules →

Met-rx Big100 Colossal Meal Replacement Bar by MET-RX contains 390 calories per 100g, according to the USDA FoodData Central database. It provides 32.0g of protein, 7.0g of fat, and 50.0g of carbohydrates per 100g. Dietary fiber: 1.0g. Below you will find a complete nutrient breakdown including vitamins, minerals, and daily value percentages based on a 2,000 calorie diet. Values are normalized to a 100g serving per the USDA FoodData Central standardization. Source: USDA laboratory analysis and manufacturer-reported label data for food products sold in the United States.

💪 High Protein

Where this data comes from

USDA FoodData Central is the United States government's authoritative reference for food composition, maintained by the Agricultural Research Service and updated as new laboratory analyses and manufacturer submissions are processed. Met-rx Big100 Colossal Meal Replacement Bar is catalogued there as FDC ID 1553703, a branded food entry from MET-RX. Every figure on this page comes from USDA laboratory analysis under the FDC Branded Food program, standardized to 100 g so it can be compared fairly against any other food in the database. Values are shown on the USDA per-100 g basis.

By the per-100g standardization, Met-rx Big100 Colossal Meal Replacement Bar reads as high protein within common dietary frameworks. Check the full breakdown above for vitamins, minerals, and amino acids.

Nutritional Value at a Glance

Met-rx Big100 Colossal Meal Replacement Bar is a high-protein food (by FDA per-100g convention), making it suitable for muscle building and recovery diets.

At 4% of the Daily Value for fiber, it contributes moderately to daily fiber intake.

Notable micronutrients include Iron, Fe (20% DV).

Allergen indicators

No FDA Big 9 major-allergen indicator was detected in the product name and brand text scan (milk, eggs, fish, crustacean shellfish, tree nuts, peanuts, wheat, soybeans, sesame). Absence-of-flag does NOT mean allergen-free. The USDA FoodData Central release does not always include a full ingredient list, always verify with the FDA-mandated ingredient and allergen statement printed on the physical package before consumption.

Nutrition Facts Serving size 100g Amount per serving Calories 390 % Daily Value* Total Fat 7g 9% Saturated Fat 5g 25% Trans Fat 0g Cholesterol 5mg 2% Sodium 520mg 23% Total Carbohydrate 50g 18% Dietary Fiber 1g 4% Total Sugars 31g Includes 0g Added Sugars 0% Protein 32g Vitamin D 0mcg 0% Calcium 200mg 15% Iron 4mg 20% Potassium 120mg 3% * The % Daily Value (DV) tells you how much a nutrient in a serving of food contributes to a daily diet. 2,000 calories a day is used for general nutrition advice.

Values per 100g

Macro Breakdown

390
Calories per 100g

390 kcal = 20% of FDA 2,000 kcal Daily Value

0%100%20of 2,000 kcal
390 kcal = 20% of FDA 2,000 kcal Daily Value
P: 32.0gF: 7.0gC: 50.0g
32.0g
Protein
64% DV
7.0g
Total Fat
9% DV
50.0g
Carbs
18% DV
1.0g
Fiber
4% DV
31.0g
Sugar
no FDA DV
520mg
Sodium
23% DV

Values shown per 100g, the USDA FoodData Central standardization. Serving size for this entry is not declared in the USDA release.

Where Met-rx Big100 Colossal Meal Replacement Bar ranks on protein

Its 32.0g of protein per 100g placed against every USDA reference (whole) food, the 7,880 SR Legacy and Foundation items with a protein value.

Protein per 100g - Met-rx Big100 Colossal Meal Replacement Bar vs every USDA reference food

USDA reference (whole) foods with a protein value

32 Top 2% higher than 98% of 7,880 USDA reference foods

0–5: 2,829 USDA reference foods (36%). Below this entry. 5–10: 1,170 USDA reference foods (15%). Below this entry. 10–15: 863 USDA reference foods (11%). Below this entry. 15–20: 783 USDA reference foods (10%). Below this entry. 20–25: 1,085 USDA reference foods (14%). Below this entry. 25–30: 826 USDA reference foods (10%). Below this entry. 30–35: 230 USDA reference foods (3%). This entry sits in this band. 35–40: 32 USDA reference foods (0%). Above this entry. 40–45: 9 USDA reference foods (0%). Above this entry. 45–50: 11 USDA reference foods (0%). Above this entry. 50–55: 9 USDA reference foods (0%). Above this entry. 55–60: 33 USDA reference foods (0%). Above this entry. This food 0 60 every USDA reference food, bucketed by value

Each bar is a band; taller bars hold more USDA reference foods. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.

Source USDA FoodData Central, SR Legacy & Foundation · July 2026

Full Nutrient Breakdown

Every nutrient USDA reports for this food, per 100 g, with each value's share of the FDA Daily Value shown as a bar.

Macronutrients

Nutrient Amount % DV
Carbohydrate, by difference 50.0 G
18%
Energy 390 KCAL
Fiber, total dietary 1.0 G
4%
Protein 32.0 G
64%
Total Sugars 31.0 G
Total lipid (fat) 7.0 G
9%

Vitamins

Nutrient Amount % DV
Niacin 7 MG
Pantothenic acid 4 MG
Riboflavin 1 MG
Thiamin 1 MG
Vitamin B-12 2.1 UG
Vitamin B-6 1 MG
Vitamin C, total ascorbic acid 21 MG

Minerals

Nutrient Amount % DV
Calcium, Ca 200 MG
15%
Iron, Fe 4 MG
20%
Potassium, K 120 MG
3%
Sodium, Na 520 MG
23%
Copper, Cu 1 MG
Iodine, I 60.0 UG
Magnesium, Mg 16 MG
Phosphorus, P 350 MG
Vitamin A, IU 1750 IU
Zinc, Zn 6 MG

Lipids

Nutrient Amount % DV
Cholesterol 5 MG
2%
Fatty acids, total saturated 5.0 G
25%
Fatty acids, total trans 0.00 G

Key takeaways

  • Met-rx Big100 Colossal Meal Replacement Bar delivers 32.0g of protein per 100g, more than 98% of USDA whole foods. See the protein ranking
  • It carries 390 calories per 100g.
  • Its standout micronutrient is iron, fe, at 20% of the Daily Value per 100g.
  • Based on its per-100g profile, it fits high protein patterns.

Nearby Foods

Foods in the same category with similar calorie content, useful for swaps, substitutions, and side-by-side comparison.

No close calorie matches in the same category. Browse the full category index to explore other foods, or use the compare tool to line up any two foods side-by-side.

Frequently Asked Questions

How many calories are in Met-rx Big100 Colossal Meal Replacement Bar? ▼
Met-rx Big100 Colossal Meal Replacement Bar contains 390 calories per 100g. It has 32.0g of protein, 7.0g of fat, and 50.0g of carbohydrates.
What are the macros in Met-rx Big100 Colossal Meal Replacement Bar? ▼
Per 100g, Met-rx Big100 Colossal Meal Replacement Bar has 32.0g protein (33% of calories), 7.0g fat, and 50.0g carbs. Fiber: 1.0g. Sugar: 31.0g.
How much sodium is in Met-rx Big100 Colossal Meal Replacement Bar? ▼
Met-rx Big100 Colossal Meal Replacement Bar contains 520mg of sodium per 100g, which is 23% of the recommended daily limit (2,300mg).
Is Met-rx Big100 Colossal Meal Replacement Bar high in fiber? ▼
Met-rx Big100 Colossal Meal Replacement Bar contains 1.0g of dietary fiber per 100g, which is 4% of the daily recommended value (28g).
Is Met-rx Big100 Colossal Meal Replacement Bar keto-friendly? ▼
Met-rx Big100 Colossal Meal Replacement Bar has 50.0g of carbs per 100g (51% of calories), which may be too high for strict keto diets (typically under 5g net carbs per serving).
Is Met-rx Big100 Colossal Meal Replacement Bar good for a diet? ▼
Met-rx Big100 Colossal Meal Replacement Bar has 390 calories per 100g. With 32.0g of protein, it can help with satiety. Fat content: 7.0g.
What vitamins and minerals are in Met-rx Big100 Colossal Meal Replacement Bar? ▼
Met-rx Big100 Colossal Meal Replacement Bar is notably rich in Iron, Fe (20% DV). Daily-value percentages are computed against the USDA per-100g standardization basis as published in FoodData Central.
How does Met-rx Big100 Colossal Meal Replacement Bar compare to other foods? ▼
Met-rx Big100 Colossal Meal Replacement Bar provides 390 calories and 32.0g protein per 100g. That is 12 calories per gram of protein. Use our compare tool to see how it stacks up against similar foods in the same category.

Nutrition Guides

Learn how to interpret and use nutrition data effectively

How to Read Nutrition Labels
Understanding Daily Values (%DV)
Comparing Foods for Better Nutrition
Hidden Sugars in Common Foods
How to Compare Foods for Healthier Choices

Primary source data

📂
USDA FoodData Central
Federal nutrient database, every nutrient figure here
🌱
FDA Food Labeling & Nutrition
Regulatory definitions for labels and serving sizes
💉
NIH Office of Dietary Supplements
Federal vitamin and supplement fact sheets
⚠️
USDA FSIS Recalls
Federal meat, poultry, and egg recall alerts
📣
FDA Food Recalls
Federal alerts for FDA-regulated food products
📋
Dietary Guidelines for Americans
USDA + HHS joint nutrition guidance

Data Sources & Methodology

Data from USDA FoodData Central, April 2026 release. See our methodology.

Source: USDA FoodData Central (FDC ID 1553703) — Branded Food database. Verify with USDA →

Source: FDA 2,000-calorie Daily Value reference — %DV computed against the USDA per-100g standardization basis.

Disclaimer: This information is for reference only and should not replace professional dietary advice. Nutrient content may vary by brand, preparation method, and seasonal factors.

All federal data sources used on this page

Every figure on GetFoodFacts is rendered directly from official USDA FoodData Central records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of July 2026.