Onion is one of the most important aphrodisiac foods, second only to garlic. It increases libido and strengthens the reproductory organs. Peel off the white onion crush and fry in pure butter. This combination an excellent aphrodisiac tonic if taken regularly with a spoon of honey on an empty stomach. While concluding of the usefulness of onion, Hakeem Hashmi indicates a word of caution.
White onion is preferable to the red and yellow varieties.
For therapeutic purpose, it is desirable to use onion juice instead of whole onion. One should avoid excess consumption, since it is being stimulating and irritation food.