Supplement your daily intake of vitamin C, B2, B6 and Vitamin B12.To supplement your daily dose of vitamin C, vitamin B2, vitamin B6, and vitamin B12, take Valupak effervescent orange-flavored tablets for energy release. Vitamin C: Because the body cannot retain vitamin C, a consistent daily dose is necessary. Vitamin B2, B6, and B12: Support a healthy metabolism that produces energy. makes a wonderful, effervescent, orange drink.