B-12 belongs to the B-complex family and may help with mental disorders, fatigue, debilitated states, pernicious anemia, insomnia, depression, stress, bursitis and multiple sclerosis. B-12 Dots are specially formulated, tiny, micro-sublingual Vitamin B-12 tablets. One Dot (sublingual tablet) contains 500 mcg of Vitamin B-12. Each Dot quickly dissolves under the tongue for maximum absorption of Vitamin B-12.