Synergy Wild Yam (phytohormones rich in diosgenin, the mimetic DHEA), B vitamins, trace elements, A and Vinpocetine huperzina (activators of the circulation and oxygenation of the brain) is very useful for the animals age. Ingredients: Wild Yam / natural Vitamin C / Zinc AA chelate / Vitamin E / Vinpocetine / Vitamin B12 / Huperzina A / Vitamin B3 / Vitamin B2 / Vitamin B6 / Vitamin B1 / Vitamin B9 / Organic Selenium. 45 capsules