A Detailed Guide to the Benefits, Effects and Contraindications of Sea Dog Kidney

Sea dog kidney, also known as wunaoqi, is a traditional animal-based medicinal material. Although its name contains the word "kidney," its actual source is not the kidney of a sea dog, but the dried penis and testes of male pinnipeds such as sea dogs and seals. In ancient Chinese medical texts, the external genitalia were often called the "external kidney," and this medicinal material got its name from that. Dried sea dog kidney is usually long and strip-shaped, rather hard in texture, and has a noticeable fishy odor.

In the understanding of traditional Chinese medicine, sea dog kidney is salty in taste and hot in nature, enters the kidney meridian, and is believed to warm the kidney, strengthen yang, boost essence and replenish marrow. Through the ages, materia medica works have mostly used it to regulate manifestations caused by weak kidney yang, such as aversion to cold with cold limbs, soreness and weakness of the waist and knees, and lack of energy. However, this understanding comes from records of traditional experience. Modern research on its active ingredients and actual effects is still relatively limited, and results vary from person to person, so it should not be understood in absolute terms.

In terms of traditional usage, sea dog kidney is rarely taken alone. A common practice is to grind it into a fine powder and make pills or powders, or to combine it with goji berry, ginseng, deer antler and other ingredients to steep in medicinal liquor. In some regions, there is also the custom of using it to make stewed soup as a tonic. When the ancients used it, they paid attention to compatibility and dosage, believing that warm and hot substances need to be taken gradually and that one should not blindly take too much.

It should be especially noted that most pinnipeds such as sea dogs and seals are protected wild animals. Sea dog kidney products of unknown origin are not only suspected of being illegal, but also carry hygiene and safety risks, so before purchasing, be sure to understand the relevant laws and regulations. In addition, this kind of warm and hot medicinal material is not suitable for everyone. Traditionally, it is believed that people with yin deficiency and excessive fire, or who easily get "internal heat," should use it with caution. People with chronic diseases or who are taking medication should first consult a professional physician. Do not readily believe exaggerated promotional claims, and even more importantly, do not use tonics as a substitute for proper treatment.