It bewilders me why people use mineral oil, olive oil, walnut oil, and so many other strange things when BLO is so much more effective.
Probably because we don't much care for putting heavy metals inside our bodies.
Boiled linseed oil isn't boiled. Metallic driers are added to raw linseed oil to make it dry - with the term "dry" meaning, more or less dry.
There is a food grade version made from flax oil that you can buy. If you really want to use linseed oil, that's the stuff you should be using.
"Life is what happens to you while you're busy making other plans." - John Lennon