High in fibre and low in sugarsAdded CLA, L-Carnitine & Green tea. You work hard at looking good because it makes you feel good. Watching what you eat and exercising can be a lifestyle balancing act, and ON's new lean range is here to help.. Opti-Lean Whey bar is high in fibre and low in sugars, they help support lean muscle growth & maintenance with added ingredients; CLA, L-Carnitine & Green tea. Each bar is 53g