Fuel your muscles and satisfy your cravings with the ultimate on-the-go protein shake.
The Optimum Nutrition Ready-to-Drink (RTD) Protein Shake is the perfect, high-protein, on the go shake that delivers 50g of high protein and a great taste experience. It has no added sugars, a low fat content and has no artificial colours. Designed for those who lead an active lifestyle but refuse to compromise on taste, this 500ml milkshake delivers a massive protein hit without the inconvenience of powders or shakers.

Why Choose the ON Protein Shake?
Whether you’re looking for a convenient alternative to protrein snacks or a quick post-workout recovery drink, this milkshake fits seamlessly into your day. It’s smooth, creamy, and formulated by Optimum Nutrition, the world’s most trusted sports nutrition brand.
Post-Workout: Drink immediately after training to jumpstart recovery.
On-the-Go: The perfect snack replacement for busy commutes or long days.
Anytime: A delicious way to hit your daily protein targets without the extra sugar.

What is in Optimum Nutrition Optimum RTD?
| Serving Size: 1 bottle | ||
| 100ml | 500ml | |
| Energy | 255kj /61kcal | 1276kj / 305kcal |
| Fat | 0.4g | 2.0g |
| Of which Saturates | 0.2g | 1.2g |
| Carbohydrate | 4.2g | 21g |
| of which Sugars | 4.0g | 20g |
| Fibre | 0.4g | 1.8g |
| Protein | 10g | 50g |
| Salt | 0.10g | 0.49g |
Ingredients: Skimmed MILK, water, MILK protein concentrate (44%), flavouring, acidity regulator (trisodium citrate), stabilisers (gellan gum, carrageenan), sweetener (sucralose).
Please Note: Nutritional facts and ingredients may vary slightly between flavours.
- Stock: In Stock
- Brand: Optimum Nutrition