It's sweet; it's nutritious; it's berry-licious. In other words, it really puts the razz in raspberry. With each sip, you can feel the essential nutrients flow through your body in a wave of Emergen-C rejuvenation. If feeling good is your thing, you found the right box. Immune Support: 1,000 mg of vitamin C plus other antioxidants zinc and manganese support your immune system.. Energy: 7 B vitamins including B1, B2, B3, B5, B6, B9 & B12 enhance energy naturally without caffeine. . Electrolytes: Great for post-workout, replace key electrolytes lost through perspiration. .