🟢 100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • Limited research evidence available for ingredients
B Label Compliance Grade

Product Label

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Label Data

30 Gram(s) Serving Size
75 Servings
Amino acid/Protein Product Type
0% Evidence Coverage

Supplement Facts — Evidence Check

Calories
110 Calorie(s)
Total Fat
2 Gram(s) (3% DV)
Cholesterol
50 mg (17% DV)
Sodium
65 mg (3% DV)
Potassium
240 mg (7% DV)
Total Carbohydrates
3 Gram(s) (1% DV)
Protein
22 Gram(s) (43% DV)
Vitamin A
Calcium
(20% DV)
Vitamin C
Iron
(6% DV)

Other Ingredients

Protein Blend Cocoa Natural flavors Soy Lecithin Calcium Carbonate Dicalcium Phosphate Cellulose Gum Xanthan Gum Acesulfame Potassium Sucralose

Label Claims — Verification

Nutrient
All Other
All Other (99% of products) Structure/Function (85% of products) Nutrient (54% of products) Approved Health (3% of products)

Target Groups

Adult (18 - 50 Years)

Product Information

📋 Directions for Use

Directions: For adults, take one (1) scoop (30 g), one to two times daily. Serious athletes should consume 1-2 scoops twice per day for maximum muscle support, with at least 1-2 scoops taken immediately after exercise. Blender – Simple Add one scoop of MET-Rx Ultramyosyn Whey to blender filled with 6-8 ounces of your favorite beverage. Cover and blend for 20-30 seconds. For a delicious smoothie, add peanut butter, fruit, or yogurt along with ice cubes.^^ Shaker – Simpler Fill a shaker bottle with 6-8 ounces of your favorite beverage. Add one scoop of MET-Rx Ultramyosyn Whey. Cover and shake for 25-30 seconds. Glass & Spoon – Simplest Add one scoop of MET-Rx Ultramyosyn Whey to 6-8 ounces of your favorite beverage. Stir for 20-30 seconds or until completely blended. ^^ For Mass Gaining: add higher calorie foods such as peanut butter, 1-2% milk, and fruit juices. For Dieters: add lower calorie foods such as skim milk, blueberries and raspberries, or just use water.

To support muscle mass, consume approximately 1 gram of protein per pound of body weight from all dietary sources per day.*

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

POST-WORKOUT FOR MAXIMUM MUSCLE SUPPORT, CONSUME 1-2 SCOOPS IMMEDIATELY AFTER EXERCISE.*

⚠️ Warnings & Precautions

NOTICE: Use this product as a food supplement only. Do not use for weight reduction

Contains milk and soy ingredients.

WARNING: If you are pregnant, nursing, taking any medications or have any medical condition, 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.

TAMPER RESISTANT: DO NOT USE IF SEAL UNDER CAP IS DAMAGED OR MISSING.

🧪 Formulation Notes

What makes MET-Rx Ultramyosyn Whey worth it: ~ MET-Rx Ultramyosyn Whey provides cross-flow Ultrafiltered Whey Protein Concentrate. ~ Precise laboratory techniques are utilized to retain the active Whey Protein Peptides and Microfractions including: Beta-lactoglobulin, Alpha-lactalbumin, Glycomacropeptides, Lactoferrin, and other bio-active components. ~ Instantized Whey Proteins for easy mixing and complete dispersion in liquid. ~ Quick absorbing Whey Protein Blend to speed amino acid delivery to muscles immediately after workouts, to help support muscle protein synthesis.* ~ Contains naturally occurring Branched Chain Amino Acids. Each serving contains almost 5 g of the following Branched Chain Amino Acids from protein: Which typically provides: ~ Isoleucine 1.2 g ~ Leucine 2.2 g ~ Valine 1.2 g

Unlike some other incomplete protein sources, MET-Rx Ultramyosyn Whey contains all of the essential amino acids required for supporting lean muscle.*

22G PROTEIN WITH HIGH-QUALITY, FAST ACTING WHEY OVER 4G OF BCAAs FROM PROTEIN

Contains milk and soy ingredients.

MET-Rx Ultramyosyn Whey contains no aspartame.

MET-Rx ULTRAMYOSYN WHEY, GREAT-TASTING PREMIUM WHEY THAT DELIVERS A POWERFUL BLEND OF HIGH QUALITY PROTEIN AND THE PERFECT COMBINATION OF BRANCHED CHAIN AMINO ACIDS FROM PROTEIN THAT BODYBUILDERS AND ATHLETES DEMAND.

MET-Rx ULTRAMYOSYN WHEY, GREAT-TASTING PREMIUM WHEY THAT DELIVERS A POWERFUL BLEND OF HIGH QUALITY PROTEIN AND THE PERFECT COMBINATION OF BRANCHED CHAIN AMINO ACIDS FROM PROTEIN THAT BODYBUILDERS AND ATHLETES DEMAND.

Additional Information

Whey is the preferred protein source in sports and bodybuilding nutrition because it provides a high concentration of Branched Chain Amino Acids – made up of Leucine, Isoleucine and Valine – which are important for the maintenance of muscle tissue.*

Net Muscle Building (protein synthesis) - 5 hours after exercise mg phenyl. Net Muscle Protein Balance Placebo Whey Muscle protein synthesis within 20 minutes after drinking whey following weightlifting! 20 minutes 30 minutes 45 minutes phenyl. mmol/min Tipton, K. Med Sci Sports Exerc. 2004. 35(12): 2073-2081

LEAN MASS & STRENGTH*

INSTANTIZED FOR EASY MIXING

Natural and Artificial Flavors

PROTEIN POWDER

Calories 2,000 Calories 2,500 Total Fat Less than 65g 80g Sat. Fat Less than 20g 25g Cholesterol Less than 300mg 300mg Sodium Less than 2,400mg 2,400mg Potassium Less than 3,500mg 3,500mg Total Carbohydrate 300g 375g Dietary Fiber 25g 30g Protein 50g 65g Calories per gram: Fat 9 ~ Carbohydrate 4 ~ Protein 4

Typical Amino Acid Profile (milligrams per 30 g scoop****) Essential Amino Acids Histidine 450 mg Isoleucine 1,285 mg Leucine 2,233 mg Lysine 1,851 mg Methionine 449 mg Phenylalanine 681 mg Threonine 1,614 mg Tryptophan*** 356 mg Valine 1,203 mg Nonessential Amino Acids Alanine 969 mg Arginine 585 mg Aspartic Acid 2,372 mg Cysteine 466 mg Glutamic Acid 3,204 mg Glycine 388 mg Proline 1,301 mg Serine 1,174 mg Tyrosine 637 mg ***L-Tryptophan is naturally occurring, not added. ****approximate values

Contents are sold by weight. Some settling may occur.

STORE AT ROOM TEMPERATURE AND AVOID EXCESSIVE HEAT.

16758 04E B50447

Product Details

UPC / SKU 7 86560 16758 1
DSLD Entry Date 2016-08-24
Product Type Amino acid/Protein
Form Powder
Brand MET-Rx
DSLD ID 64065
Data Updated 2026-04-11

Research Evidence

849 Research Sources
56 Avg Quality Score
450 Meta Analysis
152 Rct
137 Systematic Review
73 Clinical Trial
11 Regulatory Source
7 Other
7 Guideline
3 Openfda Safety
2 Cochrane Review
2 Observational
A Phosphate binders for preventing and treating chronic kidney disease-mineral and bone disorder (CKD-MBD)
Meta Analysis The Cochrane database of systematic reviews 2018
A Calcium supplementation (other than for preventing or treating hypertension) for improving pregnancy and infant outcomes
Meta Analysis The Cochrane database of systematic reviews 2024
A Calcium supplementation (other than for preventing or treating hypertension) for improving pregnancy and infant outcomes
Meta Analysis The Cochrane database of systematic reviews 2015
A Vitamin and mineral supplementation for maintaining cognitive function in cognitively healthy people in mid and late life
Meta Analysis The Cochrane database of systematic reviews 2018
A Calcium supplementation during pregnancy for preventing hypertensive disorders and related problems
Meta Analysis The Cochrane database of systematic reviews 2025
A Dietary calcium supplementation for preventing colorectal cancer and adenomatous polyps
Systematic Review The Cochrane database of systematic reviews 2008
A Calcium and vitamin D for increasing bone mineral density in premenopausal women
Systematic Review The Cochrane database of systematic reviews 2023
A Dietary sodium, sodium-to-potassium ratio, and risk of stroke: A systematic review and nonlinear dose-response meta-analysis
Meta Analysis Clinical nutrition (Edinburgh, Scotland) 2019
A The association between circulating magnesium and clinically relevant outcomes in patients with chronic kidney disease: A systematic review and meta-analysis
Meta Analysis Clinical nutrition (Edinburgh, Scotland) 2021
A Calcium channel blockers versus other classes of drugs for hypertension
Systematic Review The Cochrane database of systematic reviews 2021
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