Transparent Labs
Bulk Black Pre-Workout - Black Cherry
$16.50 USD$54.99 USDSave $38.49 USD (70%)
In stock
- Zinc Chelate | 10 mg Chelated zinc is a bioavailable source of zinc, an essential cofactor for various enzymes.
- This is largely because zinc aids in natural testosterone production, and males who are zinc deficient are at a higher risk of infertility [ 43 ].
- Bulk black pre-workout contains just the right amount of hard-hitting nootropics to deliver a psychotropic rush without the dreaded post-workout crash.
Limited Time Deal Ends In
01Days
08Hours
40Min
22Sec
Product Details
Vitamins B6 and B12 are water-soluble vitamins that are particularly important for cognitive function, cardiovascular health, nutrient metabolism, and immunity [ 44 , 45 ].
Third-Party Tested and Certified for Quality: As part of our commitment to industry-leading transparency and quality, every batch of this product is tested by a third-party lab for purity and potency.
Piperine is a natural alkaloid known for its “bioenhancer” properties, improving the bioavailability of molecules that are typically poorly absorbed or extensively metabolized in the liver [ 39 , 40 ].
Does this Product Contain Nuts?
PurCaf® Organic Caffeine | 275 mg While most pre-workouts contain synthetic caffeine anhydrous, we formulated BULK Black Pre-Workout with organic caffeine derived from green coffee beans (as PurCaf®).
Taurine | 1,300 mg Taurine is another staple pre-workout ingredient with diverse benefits for athletes and gym-goers.
L-Theanine | 200 mg L-theanine is an isomer of the amino acids L-glutamate and L-glutamine.
Numerous studies have demonstrated the ergogenic effects of L-citrulline malate, the citrulline salt of malic acid, such as: I mproving strength, aerobic performance, and muscle endurance [ 2 , 3 ] Elevating nitric oxide levels even more than equivalent doses.
BetaPure™ Betaine Anhydrous | 2,500 mg Betaine, also known as trimethylglycine, is a naturally occurring metabolite that serves as a methyl donor and osmolyte in the body.
Increasing overall muscle strength [ 9 ].
How to Use For Beginners To assess tolerance, mix 1/2 scoop of Bulk Black Pre-Workout with 6 to 8 oz of water and consume 20-30 minutes before exercising, preferably on an empty stomach.
For Experienced Pre-Workout Users Mix 1 full scoop of Bulk Black Pre-Workout with 10 to 12 oz of water and consume 20-30 minutes before exercising, preferably on an empty stomach.
Research suggests zinc is crucial for supporting fertility and sperm cell counts in men [ 42 ].
- Flavor
- Black Cherry
Shipping and returns
Orders are usually prepared within 24–48 business hours after confirmation. Weekends and public holidays are excluded; business hours are counted during normal operating days, not continuously. Estimated transit after dispatch is 4–7 business days. Preparation and transit are separate periods. Carrier delays, remote locations and exceptional conditions can extend estimates; delivery dates are not guaranteed.
Our voluntary return window is 30 calendar days after delivery for eligible unused items. Contact us before sending a return. Product-specific exclusions must be disclosed before purchase; mandatory consumer rights remain unaffected.
