The invention specifically relates to a sealwort-fermented health beverage and a preparation method of the sealwort-fermented health beverage. The preparation method of the sealwort-fermented health beverage comprises the following steps of carrying out pretreatment of fresh sealwort , extraction, fermentation, clearing, seasoning, sterilizing and after-ripening. The sealwort-fermented health beverage disclosed by the invention is prepared through a fermentation method, the flavor is obviously different from that of a traditional lactic acid-fermented beverage, the taste is unique, the palatability is good, beneficial components in the sealwort are facilitated to be rapidly and completely absorbed by a human body, the purposes of tonifying qi and supplementing the kidney, delaying aging and preventing sub-health are well achieved, and the economic benefit and the social benefit are better.