Nut butter filled bar. Clif Bar is the leading energy bar in the United States and Canada,made with wholesome nutritious ingredients you can see and taste. Clif Bar contains vitamins B6 and B12 which contribute to the normal release of energy for use in the body. Clif Bar has no hydrogenated oils or high fructose corn syrup,but is an excellent source of protein and fibre, made with rolled oats,oat fibre and dates. Clif Bar Blueberry Crisp 68g bar is made with wholesome ingredients that deliver energy.