🟢 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

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

Supplement Facts — Evidence Check

Calories
130 Calorie(s)
Total Fat
3 Gram(s) (5% DV)
Cholesterol
60 mg (20% DV)
Sodium
180 mg (8% DV)
Potassium
280 mg (8% DV)
Total Carbohydrates
5 Gram(s) (2% DV)
Protein
22 Gram(s) (44% DV)
Vitamin A
Vitamin C
Calcium
(15% DV)
Iron
(6% DV)

Other Ingredients

Whey Protein Concentrate, Ultrafiltered Whey Protein Isolate, Microfiltered Cocoa Natural and Artificial flavors Soy Lecithin Cellulose Gum Salt Xanthan Gum Dicalcium Phosphate Calcium Carbonate 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

Post-Workout For maximum muscle support, consume 1 - 2 scoops immediately after exercise.

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. 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.

Directions: For adults, take one (1) scoop (33g), 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.

⚠️ Warnings & Precautions

Discontinue use and consult your doctor if any adverse reactions occur.

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

Contains milk and soy ingredients.

Not intended for use by persons under the age of 18. KEEP OUT OF REACH OF CHILDREN.

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

WARNING: If you are pregnant, nursing, taking any medications or have any medical condition, consult your doctor before use.

🧪 Formulation Notes

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.

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 over 4 g of the following Branched Chain Amino Acids from protein: Which typically provides: ~ Isoleucine 1.28 g ~ Leucine 2.30 g ~ Valine 1.23 g

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

MET-Rx Ultramyosyn Whey contains no aspartame.

22g Protein Features Premium Whey Protein

Contains milk and soy ingredients.

Additional Information

New look

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.*

Natural and Artificial Flavors

Fuels Muscle Recovery & Strength Instantized for Easy Mixing

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 3,500mg 3,500mg Total Carbohydrate 300g 375g Dietary Fiber 25g 30g Protein 50g 65g Calories per gram: Fat 9 ~ Carbohydrate 4 ~ Protein 4

Contents are sold by weight. Some settling may occur.

Partially Produced with Genetic Engineering

STORE AT ROOM TEMPERATURE AND AVOID EXCESSIVE HEAT.

TYPICAL AMINO ACID PROFILE (milligrams per 33 g scoop****) Essential Amino Acids Histidine 476 mg Isoleucine 1,286 mg Leucine 2,302 mg Lysine 1,926 mg Methionine 467 mg Phenylalanine 729 mg Threonine 1,670 mg Tryptophan*** 362 mg Valine 1,238 mg Nonessential Amino Acids Alanine 978 mg Arginine 666 mg Aspartic Acid 2,466 mg Cysteine 464 mg Glutamic Acid 3,180 mg Glycine 425 mg Proline 1,276 mg Serine 1,247 mg Tyrosine 664 mg ***L-Tryptophan is naturally occurring, not added. ****approximate values

54651 03C B54618 Part No. 30-41050

Product Details

UPC / SKU 7 86560 54651 5
DSLD Entry Date 2016-12-23
Product Type Amino acid/Protein
Form Powder
Brand MET-Rx
DSLD ID 67492
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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