Branched-chain amino acids naturally occur in protein, which helps to build and repair new muscle¹ — getting you back to the gym session after session. We’ve created a formula with a ratio of 4:1:1 of leucine, isoleucine, and valine — important for all fitness goals.

Performance Advisory Board

Bringing together world-class scientists, doctors, and athletes to shape innovation at Myprotein — combining cutting-edge research with real-world testing to create solutions that actually deliver, for everybody. Find out more about our Performance Advisory Board.

• 4:1:1 ratio of leucine, isoleucine, and valine
• Three essential branched-chain amino acids
• Perfect for all sports and workout goals
• Available in refreshing fruity flavours

Nutritional information may vary depending on flavour.

Why has the packaging changed?

We're excited to introduce new packaging as part of our redesign, but you might still see our previous packaging in your orders as we prioritise reducing waste. Rest assured, it's the same high-quality product.