Need Help? Customer Support 0808 189 1030
Jim S Chest Press Jim S Chest Press

JYM Supplement Science combines real science with best-in-class ingredients and precise doses to deliver maximum results.

Brand of the Year - JYM

Through his writing, fitness plans, and JYM Supplement Science, Dr. Jim Stoppani always strives for excellence – and succeeds. 2018’s Brand of The Year is founded on real science and always uses the highest quality ingredients in precise doses for real results.

Top Selling Products

Pro JYM
Order & Save 25% Pro JYM, 1.8 Kilograms
JYM Supplement Science
9.2 2,423 Reviews
View Product
24g of Pure, Quality Protein in Every Scoop with No Added Amino Acids or Filler Nutrients
£52.99
Post JYM Carb
Order & Save 25% Post JYM Carb, 30 Servings
JYM Supplement Science
9.4 308 Reviews
View Product
Dextrose Powder to Replenish Muscle Glycogen Stores*
£19.99
Post JYM Active Matrix
Order & Save 25% Post JYM Active Matrix, 30 Servings
JYM Supplement Science
9.6 1,326 Reviews
View Product
Flavored Carbohydrate Powder
£34.99

Shop By Category

About JYM Supplement Science

About JYM Section

Why We Choose JYM Supplement Science

JYM was founded by longtime Bodybuilding.com contributor, Jim Stoppani. From the labs of Yale to the most hardcore gyms, Dr. Stoppani has devoted his career to the science of muscle building. He stands behind every product and will personally answer your questions!

Shop JYM Products