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Xtreme Size Up Vanilla

MET-RxUpdated April 2026

Product Information

Brand
MET-Rx
Form
Powder
Servings Per Container
16
UPC
7 86560 15823 7
Product Type
Other Combinations
DSLD Entry Date
2017-05-24

Target Groups

Adult (18 - 50 Years)

All Ingredients

IngredientAmount% DV
Calories620 Calorie(s)
Total Fat8 Gram(s)12%
Cholesterol70 mg23%
Total Carbohydrates81 Gram(s)27%
Protein54 Gram(s)108%
Vitamin A4500 IU90%
Vitamin C60 mg100%
Vitamin D240 IU60%
Vitamin E45 IU150%
Vitamin K40 mcg50%
Thiamin0.9 mg60%
Riboflavin1 mg59%
Niacin20 mg100%
Vitamin B61.2 mg60%
Folate400 mcg100%
Vitamin B123 mcg50%
Biotin180 mcg60%
Pantothenic Acid4 mg40%
Calcium1210 mg121%
Iron8 mg44%
Phosphorus1100 mg110%
Iodine66 mcg44%
Magnesium74 mg19%
Zinc8 mg53%
Selenium28 mcg40%
Copper0.86 mg43%
Manganese1.8 mg90%
Chromium54 mcg45%
Molybdenum60 mcg80%
Chloride662 mg19%
Sodium500 mg21%
Potassium1790 mg51%
Creatine Monohydrate3000 mg
L-Glutamine3000 mg

† Daily Value not established.

Label Statements

General Statements: All Other Content

New look Post-workout

Suggested/Recommended/Usage/Directions

For maximum results, take four (4) scoops with 16 oz. water immediately following your workout.

Brand IP Statement(s) re: (c), (TM), (SM)

MET-Rx Xtreme Size Up MET-Rx Xtreme Size Up has one of the highest protein contents per serving on the market.

Formula re: Contains

Providing 54g of protein and 620 calories per 4 scoop serving, Xtreme Size Up should be your only choice for serious mass gaining.

Brand IP Statement(s) re: (c), (TM), (SM)

If you are one of those people who have a tough time packing on solid, powerful mass, try MET-Rx Xtreme Size Up, specially designed for hard gainers who want to gain weight and pack on mass. MET-Rx Xtreme Size Up features four optimizer blends to help keep you growing!

General Statements: All Other Content

Our specially selected nutrients are designed to meet your body's needs for both immediate and sustained energy and protein synthesis. The secret is the source of protein!

Formula re: Contains

Metamyosyn Muscle Mass Optimizer Blend combines the trusted Metamyosyn protein blend, with extra Whey Protein and Creatine, to provide sustained, highly bioavailable fuel for your body’s protein needs.

General Statements: All Other Content

A combination of fast and slow proteins results in a more prolonged absorption rate allowing extended muscle-amino delivery.

Brand IP Statement(s) re: (c), (TM), (SM)

By extending the delivery of all essential amino acids to your muscles, MET-Rx Xtreme Size Up helps to stop you from going into a catabolic state which can otherwise lead to muscle loss. MET-Rx Metamyosyn Muscle Mass Optimizer Blend utilizes complete proteins from the finest sources to ensure every amino acid required by your muscles is supplied.

Formula re: Contains

Energizing Carb Optimizer Blend contains high fiber and glycogen-building carbs that work hand-in-hand with the Muscle Mass Optimizer Blend. This specialized blend contains over 81g of carbs per serving to keep your muscles fully loaded with this important macronutrient.

Formulation re: Does NOT Contain

MET-Rx Xtreme Size Up is formulated with no fructose, so you won't experience the dreaded crash and burn that comes from consuming sugar-laden formulas.

General Statements: All Other Content

Keep your mind and muscles energized with carbs so you can keep training and growing! Lean Lipid Optimizer Blend contains just the right amount of dietary fats per serving. We know that your goal in your workout is to pack inches onto your biceps rather than your waist, so we didn't compromise quality with loads of fats that could slow down your progress. MultiVitamin Optimizer Blend is packed with specially selected vitamins and minerals essential to carbohydrate and protein metabolism. Optimal intake of key vitamins and minerals is especially important when following a high-calorie diet and exercise program for mass gains, in order to assure proper usage and muscle metabolism of ingested calories. You can rest assured that our comprehensive blend of the right vitamins and minerals will complement your nutrition plan to support your bodybuilding or fitness goals. In order to make serious gains, you need to train hard, get lots of rest, and take in plenty of key nutrients.

Brand IP Statement(s) re: (c), (TM), (SM)

MET-Rx Xtreme Size Up makes it easy to get the high quality protein, energizing carbs and essential nutrients that are important for a serious, intensive training program.

Suggested/Recommended/Usage/Directions

Use in conjunction with an intense daily exercise program and a balanced diet including an adequate caloric intake.

Precautions re: Pregnant or Nursing or Prescription Medications

Warning: Not intended for use by pregnant or nursing women. If you are taking any medications, planning any medical or surgical procedure or have any medical condition, consult your doctor before use.

Precautions re: All Other

Avoid this product if you have kidney disease. Discontinue use and consult your doctor if any adverse reactions occur.

Precautions re: Children

Not intended for use by persons under the age of 18. Keep out of reach of children.

Storage

Store at room temperature and avoid excessive heat.

Precautions re: All Other

Tamper Resistant: Do not use if seal under cap is broken or missing.

General Statements: All Other Content

Contents are sold by weight. Some settling may occur.

FDA Disclaimer Statement

These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure or prevent any disease.

General Statements: All Other Content

Sports nutrition

General Statements: All Other Content

Naturally and artificially flavored

FDA Statement of Identity

Dietary Supplement

Formula re: Contains

54g protein 620 calories 3g creatine

Brand IP Statement(s) re: (c), (TM), (SM)

Features Metamyosyn protein blend

General Statements: All Other Content

Build muscle mass and strength Boost post-workout recovery Per 4 scoop serving

Formula re: Contains

Contains milk, egg and soy ingredients.

Precautions re: Allergies

Contains milk, egg and soy ingredients.

Suggested/Recommended/Usage/Directions

Directions: For adults, add four (4) scoops (620 calories) (167g) to 16 ounces of cold water and mix thoroughly in a blender or shaker. For increased calories, use 16 ounces of skim milk (786 total calories) or 2% milk (884 total calories) instead of water. Increase or decrease the amount of liquid to achieve desired consistency. Drink immediately for best results.

Precautions re: Pregnant or Nursing or Prescription Medications

As a reminder, discuss the supplements and medications you take with your health care providers.

Brand IP Statement(s) re: (c), (TM), (SM)

2017

General: Product/Version Code

15823 10I B67094

General Statements: All Other Content

Part No. 30-41087

Supplement Facts Panel

Supplement Facts
Serving Size 167 Gram(s)
Servings Per Container 16
Amount Per Serving% Daily Value*
Calories
620 Calorie(s)
Total Fat
8 Gram(s)12%
Cholesterol
70 mg23%
Total Carbohydrates
81 Gram(s)27%
Protein
54 Gram(s)108%
Vitamin A
4500 IU90%
Vitamin C
60 mg100%
Vitamin D
240 IU60%
Vitamin E
45 IU150%
Vitamin K
40 mcg50%
Thiamin
0.9 mg60%
Riboflavin
1 mg59%
Niacin
20 mg100%
Vitamin B6
1.2 mg60%
Folate
400 mcg100%
Vitamin B12
3 mcg50%
Biotin
180 mcg60%
Pantothenic Acid
4 mg40%
Calcium
1210 mg121%
Iron
8 mg44%
Phosphorus
1100 mg110%
Iodine
66 mcg44%
Magnesium
74 mg19%
Zinc
8 mg53%
Selenium
28 mcg40%
Copper
0.86 mg43%
Manganese
1.8 mg90%
Chromium
54 mcg45%
Molybdenum
60 mcg80%
Chloride
662 mg19%
Sodium
500 mg21%
Potassium
1790 mg51%
Creatine Monohydrate
3000 mg
L-Glutamine
3000 mg

* Percent Daily Values are based on a 2,000 calorie diet.

† Daily Value not established.

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