🟢 100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • 14% of ingredients have research evidence
B Label Compliance Grade

Product Label

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Label Data

19 Gram(s) Serving Size
20 Servings
Other Combinations Product Type
14% Evidence Coverage

Supplement Facts — Evidence Check

Calories
70 Calorie(s)
Total Carbohydrates
1 Gram(s) (1% DV)
Calcium
140 mg (11% DV)
Sodium
10 mg (1% DV)
Potassium
80 mg (2% DV)
Muscle Matrix
Pump Agents
Energy and Nootropics
300 mg
📊 Market median: 180.0mg (239 products) 📚 43 studies (Tier A: 1, B: 19)
This product: 300mg UL 400mg
Methyliberine
100 mg
100 mg
📊 Market median: 200.0mg (358 products) 📚 9 studies (Tier A: 0, B: 2)
This product: 100mg
Theacrine
25 mg
50 mcg
📊 Market median: 0.15mg (41 products)
Median 0.15mg This product: 0.05mg
BioPerine
5 mg

Other Ingredients

Citric Acid Calcium Silicate Natural Flavors Acesulfame Potassium Sucralose Beet Root Extract Sunflower Lecithin Beta-Carotene

Label Claims — Verification

All Other
Structure/Function
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) Women (not pregnant or lactating)

Product Information

📋 Directions for Use

Directions: As a dietary supplement, mix 1 scoop of Pre JYM X in 16-24 oz. of water and drink 30 to 45 minutes before workouts. Initially use 1/2 serving or less to assess tolerance. Once tolerance is assessed, take no more than 1 serving. To avoid sleeplessness, do not consume within 6 hours of bedtime.

⚠️ Warnings & Precautions

Produced on shared equipment that also produced products that may contain egg, milk, soy and tree nuts.

Warnings: Do not use if you are under the age of 18, pregnant or nursing, have any known or suspected medical conditions, are taking any prescription or over the counter medications or sensitive to caffeine.

Do not use if you are under the age of 18, pregnant or nursing, have any known or suspected medical conditions, are taking any prescription or over the counter medications or sensitive to caffeine.

Consult with a qualified healthcare professional before using this or any other dietary supplement. Contains 300mg of caffeine per serving, the equivalent of approximately 3 cups of coffee. Do not use with any other caffeinated product. Too much caffeine may cause nervousness, irritability, sleeplessness and/or rapid heartbeat. Immediately discontinue use and consult your doctor if any adverse reactions occur.

Keep out of reach of children.

Do not purchase if seal is broken. Warning: Consuming this product can expose you to chemicals including lead, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov/food.

🧪 Formulation Notes

My guarantee I formulated Pre JYM X Advanced Pre-Workout Complex to deliver the most extreme experience ever in energy, pump, strength, focus, and performance. Pre JYM is formulated with advanced energy enhancers, nootropics, and pump agents - effectively upping the ante from my original, award-winning Pre JYM formula to put you in the proper zone for crushing every workout and getting the best result.

CON-CRET Reinforced NO3-T Nitrate Technology TeaCrine BioPerine Dynamine 2.3g energy & nootropics 18g muscle matrix 11g pump agents Per serving

Orange - natural & artificial flavors

Advanced Pre-Workout Complex

Additional Information

If you demand more from your supplement, you're ready for Pre JYM X! Jim Stoppani, PhD Owner - JYM Supplement Science Support for your goals Be a part of something bigger, the #JYMARMY, a facebook community created to help lifters, athletes and fitness enthusiasts connect with like-minded people. Members of the group share tips and advice, humbly show off their progress with photos and videos, and continually motivate others to get fitter, stronger, and healthier. Head over to JYMarmy.com to join the strongest community on Facebook! For questions regarding JYM products go to: Twitter Instagram @JimStoppani or Facebook @JimStoppaniPhD or JYMSupplementScience.com

Store at 15-30 degrees C (59-86 degrees F). Protect from heat, light and moisture.

GMP Made in a GMP certified facility

Product Details

UPC / SKU 8 17047 02389 9
DSLD Entry Date 2023-02-21
Product Type Other Combinations
Form Powder
DSLD ID 286256
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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