Serious Mass Gainer has a massive amount of carbohydrates, so if you have trouble getting in all of your carbohydrates throughout the day, Serious Mass 5.4kg will deliver a big carbohydrate punch that also benefits in replenishing your glycogen stores.
So since it's really heavy in carbohydrates, it's going to be an awesome post-workout muscle activator for you.
The most important thing after you workout is to have a good amount of protein and carbohydrates, and Optimum Nutrition Gainer hits both hard. You have about 50 grams of protein and 250 grams of carbs per serving!

It contains Creatine which is vital for increasing your strength and increasing your max lifts on any compound exercise.
Serious Mass guarantees much-needed post-workout recovery as it's got really good branched-chain amino acids and Glutamine.
The combination of the added branched-chain amino acids, creatine, and glutamine is very effective.
Serious Mass gainer has 1,250 calories per serving.
It has vitamins A through Z, so if you're taking Serious Mass, you definitely wouldn't need to take a vitamin on top of that as it's going to have all the vitamins and minerals your body needs.

Serious Mass 5.4kg ingredients:

MALTODEXTRIN, PROTEIN BLEND (WHEY PROTEIN CONCENTRATE, CALCIUM CASEINATE, EGG ALBUMEN, SWEET DAIRY WAY), CREATINE MONOHYDRATE, L-GLUTAMINE, GLUTAMINE PEPTIDES, CHOLINE (AS CHOLINE BITARTRATE), INOSITOL, PABA (PARA-AMINOBENZOIC ACID), ARTIFICIAL FLAVOR, VITAMIN & MINERAL BLEND (DI-POTASSIUM PHOSPHATE, MAGNESIUM ASPARTATE, DI-CALCIUM PHOSPHATE, CALCIUM CITRATE, ASCORBIC ACID, NIACINAMIDE, ZINC CITRATE, BETA CAROTENE, D-CALCIUM PANTOTHENATE, D-ALPHA TOCOPHEROL SUCCINATE, SELENOMETHIONINE, COPPER GLUCONATE, FERROUS FUMARATE, MANGANESE AMINO ACID CHELATE, THIAMIN MONONITRATE, PYRIDOXINE HYDROCHLORIDE, RIBOFLAVIN, CHROMIUM PICOLINATE, FOLIC ACID, BIOTIN, MOLYBDENUM AMINO ACID CHELATE, CHOLECALCIFEROL, POTASSIUM IODIDE, CYANOCOBALAMIN), MEDIUM CHAIN TRI-GLYCERIDES, ACESULFAME POTASSIUM

Key Benefits:

• Helps to increase and maintain muscle mass
• Have a beneficial effect on the renewal of depleted glycogen stores 
• May contribute to the increase of physical efficiency in the case of regular training
• It may have a positive effect on maintaining proper energy metabolism
• It can have a positive effect on weight gain and muscle development
• Provides over 1200 kcal in one serving

At WheyOkay we are highly committed to our customers, we stand beside our products and our ultimate goal is to satisfy every customers needs, from the moment you purchase our products to the fitness goals you will achieve.