There are many reasons why your big toe may be stiff or even painful. Sometimes there are changes in the joint like arthritis or you’ve developed a bunion.
In most cases, however, restricted movement in your big toe can be a rather simple relationship problem. A stiff big toe in runners is not uncommon, and it can occur whether you’re a supinator or a pronator.
Sometimes a simple shoe change makes a big difference. Sometimes it’s a couple of simple exercises.
The important thing to recognize is you’ve tried any number of solutions with only frustration as a result is that your foot or big toe problem may not really be a foot or toe problem. It may just be the result of a foot to body relationship problem.
Here’s a video explaining what I mean.