Add infocard when the user hovers on each ingredient.

[teolemon]

Example here: http://3.bp.blogspot.com/-q36v1qFQeL0/UuD4VnYxTLI/AAAAAAAB8x0/RKtP2Y_A188/s1600/info-card-search-results-5.png

We would show basic info about the ingredient: status, links to Wikipedia, image of the molecule…