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Drink Mix

  Brand: MET-RX
MET-RX Drink Mix
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Meal Replacement Protein Powder




  • 38 grams of the exclusive METAMYOSYN® protein blend to help build lean muscle.*
  • Free of Hydrogenated Oils, which means 0 grams Trans Fats.
  • Low fat to support a lean, healthy body.
  • 17-20 grams of carbohydrates^ to support muscle glycogen needs as well as energy levels at rest and during exercise.*
  • 25 Essential Vitamins & Minerals, with 100% DV Calcium to support your body’s nutritional needs.
  • Aspartame Free
  • No added sugar***
  • Gluten Free

^Depending on flavor
*** Not a low calorie food. Some sugar naturally occurs in ingredients. See nutrition facts panel for sugar and calorie content.


MET-Rx® “ORIGINAL” MEAL REPLACEMENT revolutionized sports nutrition with the METAMYOSYN® Protein Blend! The “Original” MET-Rx® Meal Replacement, is back and better than ever with an upgraded formula that is free of aspartame and hydrogenated fats while still featuring the exclusive METAMYOSYN® Protein Blend.




Originally developed by a physician, METAMYOSYN® protein is based on metabolic research to help support lean muscle mass.*



METAMYOSYN® combines Milk Protein with slow-acting casein, plus L-Glutamine. Milk Protein is a natural source of whey and casein, for fast and slow digesting properties, and each protein source within METAMYOSYN® provides naturally occurring Branched Chain Amino Acids - Isoleucine, Leucine and Valine. The precise combination of proteins in METAMYOSYN® offers a sustained release of amino acids and provides your body with a highly bioavailable fuel that helps support lean muscle mass and strength.*



If you are pregnant, nursing, taking any medications or planning any medical procedure, consult your doctor before use. Discontinue use and consult your doctor if any adverse reactions occur. Not intended for use by persons under the age of 18. KEEP OUT OF REACH OF CHILDREN. Contains peanuts, milk, egg and soy ingredients





For adults, add one (1) packet to 16-20 fl ounces of cold water or milk and mix thoroughly in a shaker or blender. Increase or decrease the amount of liquid to achieve desire consistency. Drink two shakes per day for best results. As a reminder, discuss the supplements and medications you take with your health care providers. For Mass Gaining: add higher calorie foods such as peanut butter, 1-2 % milk, and fruit juices. For Dieters: add lower calorie food such as skim milk or just use water. Use Met-Rx Meal Replacement any time of the day including: Immediately After Exercise, In Between Meals, With Meals, and Before Bed.



Nutrition Facts

Serving Size 1 Packet
Servings Per Container 18
Amount Per Serving
   Serving  % DV
Calories 250      -  
Calories from Fat 20      -  
Total Fat 2 g 3.000%
Saturated Fat 0 g 0.000%
Trans Fat 0 g   -  
Polyunsaturated Fat 0 g   -  
Monounsaturated Fat 1 g   -  
Cholesterol 20 mg 7.000%
Sodium 360 mg 15.000%
Potassium 950 mg 27.000%
Total Carbohydrate 19 g 6.000%
Dietary Fiber 0 g 3.000%
Sugars 3 g   -  
Protein 38 g 76.000%
Vitamin A      90.000%
Vitamin C      100.000%
Calcium      110.000%
Iron      45.000%
Vitamin D      60.000%
Vitamin E      150.000%
Vitamin K      50.000%
Thiamin      60.000%
Riboflavin      60.000%
Chloride      15.000%
Niacin      100.000%
Vitamin B6      60.000%
Vitamin B12      50.000%
Biotin      60.000%
Pantothenic Acid      40.000%
Phosphorus      80.000%
Iodine      40.000%
Magnesium      45.000%
Zinc      40.000%
Selenium      40.000%
Copper      40.000%
Manganese      50.000%
Chromium      40.000%
Molybdenum      80.000%
Folic Acid      100.000%
*percent Daily Values are based on a 2,000 calorie diet.

Ingredients: Metamyosyn Protein Blend (Milk Protein Concentrate, Calcium Sodium Caseinate, L-Glutamine, Whey Protein Concentrate, Egg White), Maltodextrin, Natural And Artificial Flavors, Vitamin And Mineral Blend (Calcium Lactate, Dicalcium Phosphate, Dipotassium Phosphate, Potassium Chloride, Potassium Citrate, Sodium Citrate, Magnesium Oxide, Ascorbic Acid, DL-Alpha Tocopheryl Acetate, Ferrous Fumarate, Niacinamide, Vitamin A Palmitate, Calcium Sulfate, Zinc Oxide, D-Calcium Pantothenate, Dl-Alpha Tocopherols, Copper Sulfate, Manganese Sulfate, Beta Carotene, Pyridoxine Hydrochloride, Thiamin Hydrochloride, Riboflavin, Folic Acid, Chromium Picolinate, Biotin, Sodium Molybdate, Potassium Iodide, Tri-Calcium Phosphate, Sodium Selenite, Phytonadione, Cholecalciferol, Cyanocobalamin), Beet Juice Powder (Color), Sunflower Oil, Calcium Lactate, Cellulose Gum, Xanthan Gum, Sodium Caseinate, Soy Lecithin, Salt, Guar Gum, Carrageenan, Acesulfame-K, Mono- And Diglycerides, Mixed Tocopherols, Gelatin, Sucralose, Mannitol.

*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.

Nutrition Facts are a simulation of the product's "Nutrition Label". For the actual Nutrition Label please refer to the product packaging.




Drink Mix Reviews

18 Packets
$69.95 $36.95
Chocolate Peanut Butter
Drink Mix, 18 Packets, Chocolate Peanut Butter Flavor (Sold Out) 
Extreme Chocolate
Drink Mix, 18 Packets, Extreme Chocolate Flavor (Sold Out) 
Original Vanilla
Drink Mix, 18 Packets, Original Vanilla Flavor (In Stock) 
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Drink Mix Supplement Facts

Supplement Facts

18 PacketsExtreme Chocolate Flavor
Serving size 1 Packet
Servings per container 18
Amount Per Serving
Calories 240
   Calories from Fat 25
Total Fat 2.5 g 4%
   Saturated Fat 1 g 4%
   Trans Fat 0 0%
Cholesterol 20 mg 7%
Sodium 370 mg 15%
Potassium 1290 mg 37%
Total Carbohydrate 17 g 6%
   Sugars 2 g 0%
   Dietary Fiber 3 g 11%
Protein 38 g 76%
Biotin 0 60%
Calcium 0 110%
Chloride 0 15%
Chromium 0 50%
Copper 0 40%
Folic Acid 0 100%
Iodine 0 40%
Iron 0 70%
Magnesium 0 60%
Manganese 0 50%
Molybdenum 0 80%
Niacin 0 100%
Pantothenic Acid 0 40%
Phosphorus 0 90%
Riboflavin 0 60%
Selenium 0 40%
Thiamin 0 60%
Vitamin A (50% as Beta Carotene) 0 90%
Vitamin B12 0 50%
Vitamin B6 0 60%
Vitamin C 0 100%
Vitamin D 0 60%
Vitamin E 0 150%
Vitamin K 0 50%
Zinc 0 40%
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