At Grants Gym, we carry a range of fantastic training supplements.  From muscle building protein shake mixes and bars to high potency fat burners.  Our expert staff will always be happy to give you any advice you need if you're looking to start using supplements or thinking about swapping out your existing products for something more effective.  Bishop Auckland and Darlington are always stocked or alternatively you can pop down to our store in Catterick where we have a more comprehensive range and you can enjoy an ice-cold protein shake while you're at it.



Inner Armour products have been developed by some of the most respected and influential experts in sports performance and physique development.

black labz

Black Labz have been taking the training scene by storm as the producers of the worlds most powerful pro-hormone and the strongest, most effective fat burners on the market.


Grenade Fat Burners have been described as one of the strongest on the market and their Pre Workout products are some of the most talked about and highly recommended in that category


MUTANT deliver experimental musclebuilding formula'sdesigned to help you build freaky, mutated muscle. MUTANT MASS has become the gainer of choice among bodybuilders and powerlifters

musclepharm assault logo

MusclePharm develops and manufactures a full line of nutritional supplements that are free of banned substances. Every product is tested by the world's most regarded independent testing organizations and represents years of exhaustive research



Cutting edge physique and performance enhancement products


With over 35 years of industry experience, Absorb provide the sports nutrition consumer with a range of products offering the latest up to date formulas.


NRG Fuel is one of the countries leading bodybuilding, weight loss and diet supplement suppliers. We stock quality protein, creatine, TTP and lots more.



CNP Professional provide a high quality range of sports nutrition supplements

iso2 logo

Iso2 Nutrition is designed, developed, tested and made in-house to ISO 9001 exacting standards. This unconditional commitment and effort results in nothing less than sports nutrition perfection.