🟢 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

19.5 Gram(s) Serving Size
20 Servings
Other Combinations Product Type
0% Evidence Coverage

Supplement Facts — Evidence Check

Calories
5 {Calories}
Total Carbohydrates
1 Gram(s) (1% DV)
Vitamin C
230 mg (383% DV)
Sodium
100 mg (4% DV)
Potassium
50 mg (1% DV)
2:1:1 BCAA Blend
8 grams
5 grams
📊 Market median: 420.0mg (227 products)
Median 420.0mg This product: 5000mg
PhytoBlend
160 mg

Other Ingredients

Citric Acid Natural and Artificial flavors Malic Acid Silicon Dioxide Calcium Silicate Salt Lecithin Sucralose Potassium Chloride Beet juice powder

Label Claims — Verification

Nutrient
All Other
Structure/Function
All Other (99% of products) Structure/Function (83% of products) Nutrient (54% of products)

Target Groups

Adult (18 - 50 Years)

Product Information

📋 Directions for Use

DIRECTIONS: Mix 2 scoops of PRO BCAA(TM) in 10-12 oz of cold water or your favorite beverage and consume before, during or after exercise. SUGGESTED USE: To help spare muscle tissue during endurance effort and/or support muscle building after strength training. FORM MAXIMUM RESULTS: Use as needed in conjunction with a healthy balanced diet and regular exercise including both strength and cardiovascular training.

⚠️ Warnings & Precautions

ALLERGEN INFORMATION: Contains Soy (Lecithin) Ingredients.

🧪 Formulation Notes

8G BCAAs 13G AMINO ACIDS

ALLERGEN INFORMATION: Contains Soy (Lecithin) Ingredients.

PRO BCAA(TM) contains 13g of amino acids, of which 8g are BCAAs

This product contains ingredients of international and domestic origin

& GLUTAMINE SUPPORT

We included 5 grams of glutamine because this conditionally essential amino acid may help support recovery after intense exercise.

Additional Information

PRO ON OPTIMUM NUTRITION PRO SERIES PRO SERIES OPTIMUM NUTRITION

Naturally & Artificially Flavored

THE TRUE STRENGTH OF BCAAs The Branched Chain Amino Acids Leucine, Isoleucine and Valine are valued for their anabolic and anti-catabolic properties. Used in the 2:1:1 ratio before and/or during endurance exercise, they may help spare muscle tissue. Used after strength training, BCAAs help kick-start protein synthesis which plays an important role in muscle growth.

Contents sold by weight not volume, some settling may occur.

M MegaNatural

TRUE STRENGTH(TM) WWW.OPTIMUMNUTRITION.COM

MANUFACTURED IN THE USA

ON(TM)

V.1.180.0913US

Product Details

UPC / SKU 7 48927 05180 3
DSLD Entry Date 2014-05-23
Product Type Other Combinations
Form Powder
DSLD ID 33193
Data Updated 2026-04-11

Research Evidence

371 Research Sources
54 Avg Quality Score
148 Meta Analysis
82 Systematic Review
71 Rct
62 Clinical Trial
2 Regulatory Source
1 Cochrane Review
1 Narrative Review
1 Other
1 Openfda Safety
A Vitamin C supplementation in pregnancy
Meta Analysis The Cochrane database of systematic reviews 2015
A Vitamin C supplementation for the primary prevention of cardiovascular disease
Systematic Review The Cochrane database of systematic reviews 2017
A Vitamin C for preventing and treating the common cold
Meta Analysis The Cochrane database of systematic reviews 2013
A Vitamin C for preventing and treating pneumonia
Meta Analysis The Cochrane database of systematic reviews 2013
A Vitamin E supplementation in pregnancy
Meta Analysis The Cochrane database of systematic reviews 2015
A Vitamin C supplementation for prevention and treatment of pneumonia
Meta Analysis The Cochrane database of systematic reviews 2020
A Vitamin C supplementation for prevention and treatment of pneumonia
Systematic Review The Cochrane database of systematic reviews 2021
A Nutritional interventions for preventing and treating pressure ulcers
Meta Analysis The Cochrane database of systematic reviews 2024
A Does Vitamin C Supplementation Provide a Protective Effect in Periodontal Health? A Systematic Review and Meta-Analysis
Meta Analysis International journal of molecular sciences 2024
A Circulating vitamin C concentration and risk of cancers: a Mendelian randomization study
Meta Analysis BMC medicine 2021
View all evidence for Vitamin C →

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