Life Extension magazine has had two recent articles..one in February...recommending collagen II for arthritis pain and repair of joints.  One brand is Immucell, available on amazon or in local health food stores for under $20.

Thank you for your advice.

aloe vera? oh that's a good advice, i can share and tell it to my grandmother, she's really feels pain in her knee and fingers.

i try it. thanks for your advice. :)