A Workout Booster, and a Lawsuit (Published 2013) (2024)

FAQs

Why did they stop selling Jack3d? ›

Jack3d was banned in August last year, four months after Squires's death, after concerns over a stimulant called DMAA (dimethylamylamine) found in the powder. DMAA has been linked to high blood pressure, headaches, vomiting, stroke and a death.

Although USPlabs now makes a new version of Jack3d — called Jack3d Micro — without DMAA, and the products are no longer sold on military bases, the original Jack3d remains widely available at some stores and Web sites.

Also in 2013, the FDA seized DMAA-containing products from Hi-Tech Pharmaceuticals; a federal district court ruled in April 2017 that the products were adulterated and ordered them condemned and forfeited to the United States for destruction.

Jack3d and OxyElite Pro both contain a stimulant known as DMAA. Its structure is similar to that of an amphetamine (e.g. methamphetamine).

Ten days after the FDA sent warning lettersto manufacturers of supplements with DMAAin it, the nation's largest supplement retailers still have the product on the shelves.

how long after your last meal did you take it? you need at least 1.5-2hrs after your pre workout meal just to feel anything from jack3d, in my experience. alot of people say the same if you google it. It has 1 3 dimethylamylamine in it which certainly has an effect.

Irregular heartbeat (heart arrhythmia): 1,3-DMAA might have stimulant effects and can cause a rapid heartbeat. This could worsen heartarrhythmias. Surgery: 1,3-DMAA might have stimulant effects, so it might interfere with surgery by increasing heart rate and blood pressure.

C4 pre-workout does not contain DMAA. According to Cellucor's website, its C4 Sport Series is NSF® Certified for Sport, ensuring it meets strict standards and has no contaminated substances or hidden ingredients.

Dimethylhexylamine (DMHA) is a stimulant similar to dimethylamylamine (DMAA), which is banned by many sports and governments due to safety concerns. DMHA is structurally similar to DMAA.

The inhibition by DMAA of the conversion of testosterone to 5 alpha-dihydrotestosterone by rat prostate 5 alpha-reductase is competitive with testosterone, the apparent Ki being 5 nM, and uncompetitive with NADPH, DMAA inhibited both membrane-bound and solubilized 5 alpha-reductase.

Is Jack3d legal in the US? ›

Jack3d (pronounced 'jacked') is a caffeinated pre-workout supplement that was banned in the U.S. in 2013 because of the illegal substance, dimethylamylamine (DMAA), though its updated formula sits on store shelves to this day. Three flavor selections for Charged Lemonade with caffeine warning labels.

Another dangerous factor in energy drinks is the ingredient dimethylamylamine (DMAA)which is found in some energy drinks and supplements.

The supplement is called Jack3d (pronounced Jacked), but the ingredient that users say sets it apart from other pre-workout supplements is 1,3 dimethylamylamine - or DMAA. The U.S. Food and Drug Administration says DMAA is illegal. The FDA has received 86 adverse event reports believed to be linked to DMAA.

Because DMHA does not qualify as a dietary ingredient, is not an approved food additive, is not GRAS, and does not meet any of the other listed exceptions to the food additive definition, it is an unsafe food additive, and dietary supplements containing DMHA are adulterated under the FD&C Act.

The stimulant narrows blood vessels and arteries, raises blood pressure and may cause heart attacks. “When you place a stimulant on top of a high-intensity workout, it's a disaster waiting to happen,” says D.C. fitness trainer Kimberly Linton. “The reward is small compared to the risk.”

The drink Jack3D contains a stimulant known as DMAA (dimethylamylamine) that has been linked to high blood pressure, headaches, vomiting, stroke and even a death.

The treating physicians all confirmed that the chemical compound added freely to the supplement was agent that attacked and damaged the liver as it often does to users.

ENERGY INGREDIENTS IN JACK3D. The biggest of the Big 3 is caffeine, because there's no better source of energy to my mind. Caffeine is the one ingredient that USP Labs does disclose – probably to keep within FDA regulations. So 1 scoop of Jack3d has 135mg of caffeine, and 3 scoops has 405mg.