Hainrustouute Shark cartilage extract. Shark cartilage extract powder contains more active ingredients than shark cartilage powder. Because of that it offers all the same benefits that shark cartilage powder and also have some power to protect against abnormal angiogenesis (=formation of veins). This makes shark cartilage extract even more potent against joint problems. Ingredients: Shark cartilage extract powder 100 % Daily dose: 0,2 g Size:50 g To make your choice little bit easier: Take Shark cartilage powder, if the meaning is only to prevent joint problems against little risk or if existing problems are slight. To same extent, take Shark cartilage extract if joint problems are already bad or if the risk of joint problems is from some reason high