Compositions for primarily addressing degenerative complaints, in particular joint related conditions such as arthritis and rheumatism, in which there may also be associated inflammation, are provided. Other potential uses are also discussed, as well as prophylactic and curative applications. Preferred embodiments incorporate green-lip mussel products (particularly GLME) with shark cartilage or chondroitin compounds, and plant and bark based antioxidants are employed in a number of embodiments.