Passionflower is included, because it can promote a calming effect, which is naturally beneficial for cardiovascular health and maintenance. Other traditional and thoughtful botanicals: Olive leaf, Garlic, Hawthorn berry, Hibiscus flower and Dandelion leaf. Magnesium is one of the best nutrients indicated to maintain healthy blood pressure. CoQ10 is strongly indicated for cardiovascular support; the traditional Ayurvedic herb, Terminalia arjuna bark is rich in CoQ10. Suitable for vegetarians and vegans. Research on botanicals in support of cardiovascular health is becoming more robust; we are excited to make available this comprehensive and thoughtful formula supporting strength and elasticity of the cardiovascular system.