Disclosed are compositions useful for treating Alzheimer's disease, atherosclerosis, arteriosclerosis, osteoarthritis and other degenerative joint diseases, Huntington's chorea, Parkinson's disease, optic atrophy, retinitis pigmentosa, macular degeneration, muscular dystrophy, aging-associated degenerative processes, asthma, dermatitis, laminitis, pemphigoid, pemphigus, reactive airway disease (e.g., COPD, IAD), inflammatory bowel disease (e.g., Crohn's disease, ulcerative colitis), multiple sclerosis, rheumatoid arthritis, periodontal disease, systemic lupus erythematosus, sarcoidosis, psoriasis, type I diabetes, ischemia-reperfusion injury, chronic inflammatory diseases, geriatric wasting, cancer cachexia, cachexia associated with chronic inflammation, sick feeling syndrome, and other inflammatory and/or degenerative diseases, disorders, conditions, and processes in humans and other animals. In one embodiment, the compositions include at least 4 of the following: a MMP1 inhibitor, a MMP2 inhibitor, a MMP3 inhibitor, a MMP7 inhibitor, a MMP9 inhibitor, an ADAMTS-4 inhibitor, a MMP13 inhibitor, and a MMP14 inhibitor. In another embodiment, the compositions include a curcuminoid, a polymethoxylated flavone, a catechin, and a boswellic acid.