Compositions, kits and methods are provided for promoting brain and cardiovascular health, preventing or treating neurological and vascular disorders. In one embodiment, the composition comprises Rhodiola rosea (root), Ginkgo biloba (leaf), Panax notoginseng (root), and Ligusticum chuanxiong (rhizome). The composition can be used as pharmaceuticals or nutraceuticals for promoting general brain health, maintaining a healthy brain, and all neurological disorders such as memory loss, ischemic stroke, neurodegenerative diseases (e.g., Huntington's disease, Alzheimers's disease, and amyotrophic lateral sclerosis) and vascular diseases such as arteriosclerosis, congestive heart failure, hypertension, cardiovascular diseases, cerebrovascular diseases, renovascular diseases, mesenteric vascular diseases, pulmonary vascular diseases, ocular vascular diseases, peripheral vascular diseases, peripheral ischemic diseases, and the like.