Our single dose, premium quality vegan formula is based on scientific and traditional evidence, containing high strength B vitamins (B2, B3, B5, B6 & B12) that contribute to normal energy-yielding metabolism and to the reduction of tiredness and fatigue, vitamin C and Zinc which contributes to the normal function of the immune system plus adaptogenic herbs Siberian Ginseng and Ashwagandha. This formulation can support your energy production, vital during stressful times. *Each jar contains 60 capsules which is approx 2 months supply. Recommended dose is 1 capsule/day.