Originally Posted by PaulAlboran
Olive oil is good for the leather, it wont go rancid and it doesnt damage. The only problem is that the saddle stays a bit greasy if it doesnt dry good, but its not a big problem, just don't put to much on it!
Olive oil will go rancid in the heat and sun, and make a saddle smell pretty bad (have seen that one first hand). It can also stain leather if not applied correctly. There are many other better products on the market to use.