D-Limonene, which is a compound that comes from the peel of citrus fruits and is often used in cleaning products, forms the basis of this extremely effective stain remover and all-around fabric brightener. D-Limonene is especially valuable in fighting grease, fats or oils, which is why it is a popular ingredient in many tough-job household cleaners. As part of a laundry, carpet and upholstery stain remover, D-Limonene is extremely effective at breaking down grease or fat-based stains, as well as other types of stains. Stains Out is safe for all types of fabric, whether for laundry, carpeting, upholstery or curtains. This stain remover is not a concentrate, so you can use it right from the bottle without having to deal with messy dilutions. It is available in 500ml and 1L refillable bottles, making it an easy matter to keep your supply in good shape. Remember that when using any stain remover it is wise to do a colour fast test in an inconspicuous area if possible. Directions: - Laundry: Spray Stains Out directly on the stain. Allow to stand for 2 minutes and add to regular wash. - Carpet: Use to Pre-treat stained area or pre-spray whole carpet. Product color may vary. Available in our 500ml bottle deposit ($1.50) or in an upcycled container.