Try Calc fluor (cell salt #1) to strengthen and repair tendons and ligaments. This could particularly be useful to assist the tendons and ligaments in connection with chiropractic adjustments.
http://www.cellsaltstissuesaltsworld.com/hylandscalciumfluoratum
http://www.cellsaltstissuesaltsworld.com/luytiescalciumfluoratum