Comprehensive B Vitamin Formula; B Calm with Rhodiola contains the full range of energy-supporting B vitamins . Mental & Physical Support; B vitamins calm the nervous system and balance hormones while added rhodiola decreases mental fatigue and improves mental and physical performance.  Vegetarian B12 Supplement; Vitamin B12 provides essential blood and nerve cell support but the best sources of B12 are meat and seafood, making supplements particularly advisable for vegetarians and vegans. High-Dosage Rhodiola; Rhodiola is an adaptogen that helps normalize the production of certain hormones within the nervous system to invigorate a sluggish system or calm an agitated one.  Safe & Effective Relief; No jitteriness, drowsiness, post supplementation “crash,” or any such side effects were reported with rhodiola in human research.