Optimum Nutrition Gold Standard® 100% Casein, Chocolate Peanut Butter, 3.97 lb (1.8 kg)
1.8kg · Item · Chocolate Peanut Butter
Prices across 1 retailer
updated dailyCheapest first, using today's offer price where one is running.
Some retailer links are affiliate links — we may earn a commission at no extra cost to you.
Price history
Best price so far: £117.03 at Iherb on 31 Aug 2026
Close to the typical price of £117.03 over the last 90 days — a drop may be worth waiting for. Set an alert and we'll tell you.
About this product
Nighttime & Between Meals Muscle Recovery24 g Protein9 g EAAs**1 g SugarArtificially Flavored100% of The Protein from Micellar CaseinProtein Powder Drink MixActive LifestyleSportsStrength TrainingAuthentic Optimum Nutrition ProductInformed Choice - We Test, You Trust - Regularly Tested For Banned SubstancesNighttime RecoveryExcellent Source of Magnesium & ZincWhy Gold Standard 100% Casein™?Packed with 24 grams of slow digesting premium micellar casein protein to support muscle recovery.A slow digesting protein may be used to support muscle recovery at times you go without food such as while you sleep or between meals.9 grams of naturally occurring Essential Amino Acids (EAAs) to support muscle recovery.Optimum Nutrition® has been trusted to provide the highest quality in post-workout recovery, pre-workout energy, and on-the-go sports nutrition for over 35 years and in 90+ countries. After careful supplier selection, each ingredient is tested to assure exceptional purity, potency and composition. We hold ourselves to the highest production standards, all so you can unlock your body's full potential.**Naturally Occurring Amino Acids