Free Gift Friday! Get a free gift with orders over $59! Plus buy 1 get 1 free deals, protein savings, and more!
7 Day Customer Support
  • Live Chat
  • 1-800-537-9910
USD
B4

BPI Sports B4

A Product
Extra Strength Pre-Training Fat Burner Plus Energy and Focus!*
  • Single capsule serving
  • Formulated to enhance performance, mood, and focus
  • CNS stimulants promote appetite suppression
  • 7 ingredient blend boosts pre-workout and fat burning energy
M&S Rewards Logo
Muscle & Strength Rewards

Earn 2 points for every dollar you spend at Muscle & Strength! Spend your points on order discounts, fitness gear and exclusive products.

M&S Promos and Deals Logo
Unbeatable Deals

We run the best deals and discounts on the biggest nutrition and fitness brands!

M&S Delivery Truck
Free Shipping on $99+ Orders*

Spend $99 to get FREE shipping in addition to our unbeatable deals! Plus, 100% money-back guarantee on every product we sell.

*USA Only. Excludes: AK, HI, orders above 25lbs and bulk orders.

Credit Card Logo for Refunds
60 Day Guarantee

Not happy with your purchase? No problem. Simply return it to us within 60 days and we'll replace it, credit your account, or give you a full refund.

Mobile Phone Logo
Contact Us

If you have any questions about products please call us on 1-800-537-9910 or email support@muscleandstrength.com

Deals
PRICE CUT + FREE AM Fast Break 90ct
PRICE CUT + FREE AM Fast Break 90ct
Buy 1 BPI Sports B4 30ct for only $17.99 + FREE AM Fast Break 90ct! Limited time only.
Buying Options
$17.99 17.9900
30 Capsules
30 Servings | $0.60 Per Serving
PRICE CUT + FREE AM Fast Break 90ct
+
 
Secure Transaction
Nutrition Info

30 Capsules

Serving Size: 1 Capsule
Servings Per Container: 30
Amount Per Serving
Amt
%%DV
Niacin (as nicotinic acid)
30mg
150%
PRE-WORKOUT & FAT BURNING SUPER BLEND (PROPRIETARY)
680mg
Caffeine anhydrous
 
Dendrobium (Dendrobium nobile) (stem) extract
 
Sword bean (Canavalia gladiata) (seed) extract
 
Psoralea (Psoralea corylifolia) (seed) extract
 
Quercetin dihydrate
 
Red wine (fruit) extract
 
Yohimbine HCl
 
* % Daily Value is based on a 2,000 calorie diet. Your daily values may be higher or lower based on your calorie needs.
† Daily Value (DV) not established.
Ingredients
Gelatin, Magnesium Stearate, Microcrystalline Cellulose, and Candurin Silver Fine.

Take one (1) serving (1 capsule) 20-30 minutes before training, or as directed by a qualified healthcare practitioner. On non-training days, take one (1) service (1 capsule) for continued support of fat burning capacity.*

Not intended for use by persons under the age 18. Do not exceed recommended dose. Get the consent of a licensed physician before using this product, especially if you are taking medication, have a medical condition, you are pregnant, nursing or thinking about becoming pregnant. Keep this product and all supplements out of the reach of children.

Caffeine Warning: The recommended serving of this product contains approximately as much caffeine as three cups of coffee. Do not consume caffeine, or combine with synephrine, including but not limited to coffee, tea, soda and other dietary supplement or medications containing phenylephrine or caffeine. Too much caffeine may cause nervousness, irritability, sleeplessness, and occasionally rapid heartbeat. Discontinue use if you experience dizziness severe headache, rapid heartbeat or shortness of breath.

Caution: B4™ contains the B vitamin niacin. Niacin may cause temporary flushing, tingling, skin reddening, and sensations of heat, especially if taken on an empty stomach. This is a common reaction.

Directions
Warnings
Expand Info
Product Information

B4

B4™ – a FAT BURNING furnace that attacks FAT at the core. B4™ is a performance driven single serving capsule that can be taken PRE-TRAINING or throughout the day as a dominant CNS Stimulant/Fat Burning Agent.*

  • Adipose Tissue Regulator*
  • CNS Stimulant*
  • Dopamine Modulator*
  • Appetite Suppressor*
  • Performance, Mood, Focus, & Energy Enhancer*

B4™ is unlike any pre-workout or diet pill that you've ever seen! This is the most exclusive high-end sports performance and weight loss product available. It is designed to attack the problem mechanism by mechanism, via the following pathways: potent CNS stimulant properties, dopamine modulation, and adipose tissue regulation. Every component of this formula was carefully developed utilizing the absolute highest standards and the most cutting-edge non-commercialized ingredients available anywhere in the world. The extractions of these specialized ingredients are of the highest purity and are designed to increase concentrations of both norepinephrine and dopamine.

B4 Pre-Workout & Fat Burning Super Blend

Enhancing these neuro transmitters means you can experience CNS-based appetite suppression as well as positive psychostimulant effects that can include improved mood, focus, and increased energy capacity. B4™ is gratification in a pill. A monumental pre-workout supplement that is formulated to help enhance performance, training, and help you to lose weight!*

Reviews
Overall Rating
4.6 out of 5 stars
Reviews (114)
Verified Buyers (106)
Review Graph
  • 5 star
    78%

  • 4 star
    13%

  • 3 star
    4%

  • 2 star
    1%

  • 1 star
    4%

Top Rated Flavors
  • Yohimbe Free (5/5 )
  • Show More +
    Show Less -
Overall Rating
    Show More +
    Show Less -
User Image
ABRAHAM MATHEW S
Healthy Lifestyle
Verified Buyer
Good Effective Product that keeps me active all day long and helps in my metaboliism too*
Was this helpful?
You found this not helpful
0 of 0 found this helpful
2023-10-28 15:20:13Z
Loading
Overall Rating
    Show More +
    Show Less -
User Image
ABRAHAM MATHEW S
Healthy Lifestyle
Verified Buyer
This product keeps me alert, agile and in good shape always.*
Was this helpful?
You found this not helpful
0 of 0 found this helpful
2023-09-24 12:08:27Z
Loading
Overall Rating
    Show More +
    Show Less -
User Image
Janlu S
Build Muscle
Verified Buyer
One of the better fat burners I've used. Would not reccomend if you are sensitive to caffeine. Can feel the thermogenic and mood enhacing effect throughout the day without any major crash. Great product.*
Was this helpful?
You found this not helpful
0 of 0 found this helpful
2023-08-14 20:34:34Z
Loading
Overall Rating
    Show More +
    Show Less -
User Image
Rick F
Healthy Lifestyle
Verified Buyer
Be careful and only take 1 of these. I was surprised by the energy I got from just one pill! *
Was this helpful?
You found this not helpful
0 of 0 found this helpful
2023-07-22 14:01:31Z
Loading
Overall Rating
    Show More +
    Show Less -
User Image
Burn Fat
Verified Buyer
really helps when taking a tablet it helps when working out at the gym*
Was this helpful?
You found this not helpful
0 of 0 found this helpful
2023-06-22 13:38:08Z
Loading
Overall Rating
    Show More +
    Show Less -
User Image
Otis
Healthy Lifestyle
Verified Buyer
Very clean, no jitters. Excellent focus and concentration from this product.*
Was this helpful?
You found this not helpful
0 of 0 found this helpful
2023-05-15 13:09:28Z
Loading
Overall Rating
    Show More +
    Show Less -
User Image
Kimberly S
Verified Buyer
B4 Thermogenic really got me going. It crept up on me then BAM! I was on the move. Serious calorie burning going on over here now.*
Was this helpful?
You found this not helpful
0 of 0 found this helpful
2023-04-13 01:13:27Z
Loading
Overall Rating
    Show More +
    Show Less -
User Image
Jacqueline H
Verified Buyer
I love B4! It’s a pre-workout that keeps me going all day. For me, it has a slow burn that makes me feel good and energized for hours. Highly, highly, highly recommend!*
Was this helpful?
You found this not helpful
0 of 0 found this helpful
2023-02-04 22:55:02Z
Loading
Overall Rating
    Show More +
    Show Less -
User Image
Tee M
Verified Buyer
This product is amazing I take before work out and have a more vigorous workout and I see more shredding when I take it.*
Was this helpful?
You found this not helpful
0 of 0 found this helpful
2023-01-13 18:38:15Z
Loading
Overall Rating
    Show More +
    Show Less -
User Image
Oscar T
Verified Buyer
So far so good, I feel it working once I get to the gym and start working out!  *
Was this helpful?
You found this not helpful
0 of 0 found this helpful
2022-10-04 00:55:47Z
Loading
Loading
* Muscle & Strength does not imply any medical claims from this review. There are no guarantees of specific results and results may vary.
* These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.

Which products should we notify you about?


  • Loading product choices...
Text Message Alert
+1