🟢 100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • 28% of ingredients have research evidence
B Label Compliance Grade

Product Label

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Label Data

26.5 Gram(s) Serving Size
20 Servings
Other Combinations Product Type
28% Evidence Coverage

Supplement Facts — Evidence Check

Calories
15 Calorie(s)
Total Carbohydrates
4 Gram(s) (1% DV)
Sodium
220 mg (9% DV)
📊 Market median: 5.0mg (298 products) 📚 701 studies (Tier A: 5, B: 123)
This product: 2mg
CarnoSyn
2 Gram(s)
1.5 Gram(s)
📊 Market median: 496.0mg (192 products) 📚 20 studies — no high-quality reviews
This product: 1.5mg
1 Gram(s)
📊 Market median: 500.0mg (180 products) 📚 5 studies (Tier A: 0, B: 1)
This product: 1mg
N-Acetyl L-Cysteine
600 mg
✅ Within RDA (0.5× RDA of 550 mg) 📚 36 studies (Tier A: 1, B: 7)
RDA 550mg This product: 300mg UL 3500mg
6 Gram(s)
📊 Market median: 2000.0mg (275 products)
Median 2000.0mg This product: 6mg
Beta vulgaris L. Beet root extract
500 mg
3 Gram(s)
📊 Market median: 17.4mg (161 products)
Median 17.4mg This product: 3mg
1.5 Gram(s)
📊 Market median: 17.4mg (161 products)
Median 17.4mg This product: 1.5mg
L-Valine
1.5 Gram(s)
1.5 Gram(s)
📊 Market median: 500.0mg (223 products) 📚 22 studies (Tier A: 0, B: 1)
This product: 1.5mg
📊 Market median: 180.0mg (239 products) 📚 43 studies (Tier A: 1, B: 19)
This product: 300mg UL 400mg
50 mcg
📊 Market median: 0.15mg (41 products)
Median 0.15mg This product: 0.05mg
BioPerine
5 mg

Other Ingredients

Natural and Artificial flavors Dextrose Calcium Silicate Sucralose Acesulfame Potassium FD&C Blue #1

Label Claims — Verification

Nutrient
All Other
Structure/Function
All Other (98% of products) Structure/Function (93% of products) Nutrient (20% of products)

Target Groups

Adult (18 - 50 Years) Women (not pregnant or lactating)

Product Information

📋 Directions for Use

Directions: Mix 1 scoop of Pre JYM in 14oz. of water and drink 30-45 minutes before workouts.

⚠️ Warnings & Precautions

Allergen Warning: Contains: Soy. Produced in a facility that also processes peanuts, eggs, wheat, and milk.

Warnings: Check with a qualified healthcare professional before taking this product. Do not use if you are sensitive to caffeine, pregnant or nursing a baby, under 18 years of age, have any known or suspected medical conditions, and/or if you are taking any prescription or OTC medications.

Do not use if you are sensitive to caffeine, pregnant or nursing a baby, under 18 years of age, have any known or suspected medical conditions, and/or if you are taking any prescription or OTC medications.

Do not use if you are sensitive to caffeine, pregnant or nursing a baby, under 18 years of age, have any known or suspected medical conditions, and/or if you are taking any prescription or OTC medications.

Pre JYM is an incredibly strong pre-workout matrix that contains 300mg caffeine per serving, the equivalent of approximately 3 cups of coffee. Avoid using with any other caffeinated products. Too much caffeine may cause nervousness, irritability, sleeplessness, and, occasionally, rapid heartbeat. Always begin use with 1/2 scoop or less and assess your tolerance. Once tolerance is assessed, take a maximum dose of 1 scoop. To avoid sleeplessness, do not consume within 6 hours of bedtime. This product contains chemicals known to the State of California to cause cancer and birth defects or reproductive harm.

Keep out of reach of children.

🧪 Formulation Notes

6g BCAAs 6g Citrulline Malate 2g Creatine HCl 2g Beta-Alanine 1.5g Betaine Raspberry Lemonade Natural & artificial flavors

Allergen Warning: Contains: Soy.

Pre JYM is an incredibly strong pre-workout matrix that contains 300mg caffeine per serving, the equivalent of approximately 3 cups of coffee.

Additional Information

Works with both... Jim Stoppani's 6-week Shortcut to Shred Jim Stoppani's 12-week Shortcut to Size

This product was produced in a GMP-compliant facility. Good Manufacturing Practices, or GMPs, are a set of standards which ensure the purity and proper labeling of dietary supplements.

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Product Details

UPC / SKU 000101
DSLD Entry Date 2019-10-23
Product Type Other Combinations
Form Powder
Brand JYM
DSLD ID 207893
Data Updated 2026-04-11

Research Evidence

739 Research Sources
47 Avg Quality Score
472 Clinical Trial
139 Meta Analysis
74 Systematic Review
47 Rct
2 Regulatory Source
1 Cochrane Review
1 Guideline
1 Openfda Safety
A Association of Age, Antipsychotic Medication, and Symptom Severity in Schizophrenia With Proton Magnetic Resonance Spectroscopy Brain Glutamate Level: A Mega-analysis of Individual Participant-Level Data
Meta Analysis JAMA psychiatry 2021
A HMG CoA reductase inhibitors (statins) for people with chronic kidney disease not requiring dialysis
Meta Analysis The Cochrane database of systematic reviews 2014
A Cordyceps sinensis (a traditional Chinese medicine) for treating chronic kidney disease
Meta Analysis The Cochrane database of systematic reviews 2014
B Greater Choline-Containing Compounds and Myo-inositol in Treatment-Resistant Versus Responsive Schizophrenia: A 1H-Magnetic Resonance Spectroscopy Meta-analysis
Meta Analysis Biological psychiatry. Cognitive neuroscience and neuroimaging 2024
B Comparison of statins for secondary prevention in patients with ischemic stroke or transient ischemic attack: a systematic review and network meta-analysis
Systematic Review BMC medicine 2019
B Efficacy of Creatine Supplementation Combined with Resistance Training on Muscle Strength and Muscle Mass in Older Females: A Systematic Review and Meta-Analysis
Meta Analysis Nutrients 2021
B The Effects of Creatine Supplementation on Upper- and Lower-Body Strength and Power: A Systematic Review and Meta-Analysis
Meta Analysis Nutrients 2025
B Meta-analysis of the efficacy and safety of Finerenone in diabetic kidney disease
Meta Analysis Medicine 2026
B Creatine and creatine analogues in hypertension and cardiovascular disease
Meta Analysis The Cochrane database of systematic reviews 2011
B HMG CoA reductase inhibitors (statins) for dialysis patients
Meta Analysis The Cochrane database of systematic reviews 2013
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