JYM Supplement Science Pre JYM, High-Performance Pre-Workout, Stim-Free, Watermelon Strawberry, 1.6 lbs (720 g)
UPC: 817047025169
Pre JYM Stim-Free is a caffeine-free pre-workout supplement designed for evening training or stimulant-sensitive individuals, offering a formula focused on muscle-building and pump enhancement. It includes ingredients like 6g of citrulline malate, 2g of beta-alanine, and 2g of creatine HCl (as CON-CRET®), with dosages that the manufacturer states are based on clinical research for performance support. The product also contains 6g of BCAAs in a 2:1:1 ratio, beet root extract, and BioPerine® black pepper extract to potentially enhance absorption.
This version is notable for its stimulant-free approach, formulated by Dr. Jim Stoppani, a former Yale research scientist, with an emphasis on full clinical doses as per manufacturer details. It comes in a Watermelon Strawberry flavor and is produced in the USA with domestic and international ingredients. The manufacturer recommends mixing one scoop in water 30-45 minutes before workouts, with an initial half-serving to assess tolerance.
At a glance
Supplement Facts
| Ingredient | Amount Per Serving | % Daily Value |
|---|---|---|
| Calories | 80 | † |
| Total Carbohydrate | 1 g | 1% ** |
| Total Sugars | 0 g | † |
| Sodium | 95 mg | 4% |
| Potassium | 30 mg | 1% |
| Creatine HCI (as CON-CRET®) | 2 g | † |
| Beta-Alanine | 2 g | † |
| Betaine (Trimethylglycine) | 1.5 g | † |
| Taurine | 1 g | † |
| Alpha-Glyceryl Phosphoryl | 150 mg | † |
| Citrulline Malate | 6 g | † |
| Beet (Beta vulgaris) Root Extract | 500 mg | † |
| L-Leucine | 3 g | † |
| L-Isoleucine | 1.5 g | † |
| L-Valine | 1.5 g | † |
| L-Tyrosine | 1.5 g | † |
| Huperzine A [from Toothed Clubmoss (Huperzia serrata) Aerial Parts Extract] | 50 mcg | † |
| Black Pepper (Piper nigrum) Fruit Extract (as BioPerine®) | 5 mg | † |
| † Daily Value not established | ||
Other Ingredients
Natural flavors, sodium citrate, dextrose, sucralose, acesulfame potassium.
Produced on shared equipment that also produces products that may contain egg, milk, soy, and tree nuts. Made in the USA with domestic and international ingredients.
Label Information
Directions, warnings, and other information directly from the product label.
Suggested Use
As a dietary supplement, mix 1 scoop of Pre JYM™ in 16-24 oz. of water and drink 30-45 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. For better results, consider using Post JYM Recovery Matrix™ after workouts.
Warning
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. Consult with a qualified healthcare professional before using this or any other dietary supplement. Immediately discontinue use and consult your doctor if any adverse reactions occur. Discontinue two weeks prior to surgery.Keep out of reach of children. Store at 15-30℃ (59-86ºF). Protect from heat, light and moisture. Do not purchase if seal is broken. Sold by weight, not volume. Some settling may occur.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. Prop 65.
Product Info
- Brand
- JYM Supplement Science
- UPC
- 817047025169
- Package Qty
- 1.6 lb
- Dimensions
- 6 x 4.95 x 4.9 in
- Shipping Weight
- 1.91 lb
- First Available
- 04/2024





