The invention belongs to the field of food beverage production. The life cultivation and health preservation principle of 'curing diseases by preventing diseases' and the theory of 'homology of medicine and food' are followed by doctors of traditional Chinese medicine, and portulaca oleracea which is rich in nutrition, and has the obvious efficacies of clearing heat, detoxifying, cooling and stopping blood, dehumidifying, swelling, killing bacteria, stopping dysentery, quenching thirst, benefiting dieresis, preventing and curing hypertension, hyperlipidemia and high blood viscosity as well as cardiovascular diseases and the like is cleaned, pulped, seasoned and canned so as to prepare a healthcare beverage, and a novel path is provided for the comprehensive utilization of the portulaca oleracea resource. The preparation and production method provided by the invention is feasible, is reliable in technology, is low in cost, and is suitable for industrial production; the produced portulaca oleracea healthcare beverage is canned by a zip-top can, has unique faint scent, is bright in soup color, does not contain a preservative, stores the obvious effects of clearing heat, detoxifying, cooling and stopping blood, dehumidifying, swelling, killing bacteria, stopping dysentery, quenching thirst, benefiting dieresis, preventing and curing hypertension, hyperlipidemia and high blood viscosity as well as cardiovascular diseases and the like, and guarantees the driving safety, is easy to transport and store, and is convenient to drink, and can favorably meet the life cultivation and health preservation consumption requirement for most consumers.