Rhododendron k is a medicinal plant, also known as rosmarinus officinalis. It has the effect of lowering blood lipids, beauty and protecting the liver.

The main components of the cardinal K blood serum are iron porphyrin, wolfberry, jujube, hawthorn, zinc sulfate, purified water, and its main nutrient iron porphyrin, which can be directly absorbed by the human intestinal tract, and is more than 8 times more than the absorption of ordinary blood supplementation substances Cardinal K blood serum is composed of components extracted from the food, so when taking it, there will not be any irritation for the gastrointestinal tract of the human body.