It was not used much as food. https://en.wikipedia.org/wiki/Whale_oil https://en.wikipedia.org/wiki/Whale_oil only mentions margarine as an edible product. The

It was not used much as food. https://en.wikipedia.org/wiki/Whale_oil https://en.wikipedia.org/wiki/Whale_oil only mentions margarine as an edible product. The rest are lubricants, lighting and soap. From reading the article, it seems some of the whale products were waxy esters which I guess weren't digestible anyway.