About @import url("https://www.desercart.com/static/froala_style_v2.min.css"); Mackays introduce a traditional marmalade prepared with pink grapefruit for a powerful citrus flavor. INGREDIENTS @import url("https://www.desercart.com/static/froala_style_v2.min.css"); Sugar, Pink Grapefruit, Lemon Juice (from concentrate), and Gelling Agent: Fruit Pectin, Acidity Regulator: Citric Acid.