Serious Mass size:5.45kg protein-packed snack within reach

protein-packed snack within reach

light texture and rich cocoa flavour

C4 Performance RTD delivers professional-grade energy in a convenient ready-to-drink format

upgrade your hydration routine with a shaker that actually performs

Serious Mass size:5.45kg protein-packed snack within reachSerious Mass is engineered for those serious about gaining weight and building muscle. Each shake packs 1,250 calories with 50g of blended protein to support muscle development and 250g of carbs to fuel intense workoutsall without added sugar. If you struggle to consume enough calories and quality nutrients through food alone, Serious Mass delivers the concentrated nutrition your body needs to grow. Get the physique you've always wanted with a formula