
Product Insights
Muscle gainer chocolat is a 1.5 kg chocolate‑flavored whey protein concentrate powder marketed by Decathlon for bodybuilding and sport nutrition. It delivers 36 g of protein, 8.6 g of sugars, 4.6 g of fat (including 2 g saturated) and 0.3 g of salt per 100 g, providing 375 kcal, which is higher in energy but lower in fat and salt than typical protein‑powder averages, while its sugar level exceeds the category mean. The product is classified as ultra‑processed (NOVA 4), carries the milk and gluten allergens, and does not receive a Nutri‑Score because it is a dietary supplement rather than a conventional food.
Nutrient Levels
Traffic light indicators
Nutritional Values
Values per 100 g
Comparative Analysis
Compared with the average protein‑powder profile (6.9 g sugar, 6.6 g fat, 2.2 g saturated fat, 5.9 g salt, 276 kcal and 37.3 g protein per 100 g), Muscle gainer chocolat contains more sugar and calories, less fat, less salt and slightly less protein.
Ingredients
Concentrat de protéines de lactosérum (émulsifiant: lécithine de tournesol)(Lait)(42%), farine d’avoine (27,2%), sirop de blé déshydraté non raffiné, chocolat en poudre (sucre, cacao en poudre), arôme naturel, cacao maigre en poudre, citrate de magnésium, pyridoxine-hydrochloride (B6), acide ptéroylmonoglutamique (B9), cholécalciférol (D3), cyanocobalamine (B12), bisglycinate de zinc.
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Frequently Asked Questions
Everything you need to know about Muscle gainer chocolat.







