Pumpkin seeds are good for arthritis, muscles and bones. Pumpkin seeds are high in magnesium. Magnesium is known for relax the nerves and muscles. It is known for building and strengthening the bones and for smooth blood circulation.The healing properties of pumpkin seeds have been recently linked to relieving arthritis.In animal studies, the addition of pumpkin seeds to the diet has compared favorably with use of non-steriodal, anti-inflammatory drug indomethacin in reducing inflammatory symptoms.umpkin seeds are good for arthritis, muscles and bones. Additional info: Roast pumpkin seeds slowly, because one can save some of the healthy oils from being totally depleted.