High quality blend of protein6.3 g of fibre 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 Meal Replacement bar contains a high quality blend of protein, 6.3 g of fibre and is available in 2 delicious flavours of Chocolate Brownie & Salted Caramel. Each bar is 53g