olive oil

I was at a holiday dinner and one of the people there who is a health freak said my olive oil was fake. He said that most olive oil on the Shelf is not real and I should check online to see which brands are real and which aren't. Is there anything that you guys can give me as far as a brand that...

I can't believe some of you actually take this flaxseed oil and add it to your food and your drinks. It tastes horrible like drinking nasty olive oil that's been rotten for years. Is this stuff really necessary to take or can I switch to something else that taste better