Arnica Gel

I founf this REALLY cool pain relieving Arnica Gel at:
http://www.ronsplude.com/Maximum_Strength_Arnica_Gel/Arnical_Herbal_Remedy.html

I have this ongoing sore shoulder that nothing seems to help. I ordered this Arnica Gel (I've been reading). It showed up FAST in this small little jar. Smelled good so what the heck...? Rubbed some on and in minutes the pain was gone! Amazing!