{"product_id":"on-serious-mass-gainer-5-5-kg-16-servings","title":"ON Serious Mass Gainer 5.5 KG, 16 Servings","description":"Premium mass-building formula designed for serious athletes and fitness enthusiasts seeking rapid muscle growth. Each serving delivers 1,250 calories with 50g of protein, complex carbohydrates, and essential nutrients to support intense training and recovery.\u003cbr\u003e\u003cbr\u003eEngineered with a proven blend of whey protein concentrate and quality carbs to maximize calorie intake without excess fat. Ideal for hardgainers struggling to consume enough calories through food alone.\u003cbr\u003e\u003cbr\u003eWith 16 servings per 5.5kg container, this cost-effective option provides consistent nutrition for your muscle-building goals. Mix easily with water or milk for a delicious shake that tastes great between meals or post-workout.\u003cbr\u003e\u003cbr\u003eTrust the brand favored by serious lifters worldwide. Transform your physique with dedicated training and proper nutrition.","brand":"Protein hub","offers":[{"title":"Default Title","offer_id":67576961827104,"sku":null,"price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1017\/9097\/4240\/files\/optimum-nutrition-serious-mass.jpg?v=1790361871","url":"https:\/\/proteinhublb.com\/products\/on-serious-mass-gainer-5-5-kg-16-servings","provider":"Protein hub","version":"1.0","type":"link"}