Tide 150 oz. Original Scent HE Liquid Laundry Detergent – Link 
Home Depot has this on sale for only $9.97!
- Designed for HE (high efficiency) washers
- Whiteness booster keeps whites bright and fresh
- Cleaning enzyme penetrates to eliminate stains
- Phosphate free and made of biodegradable soaps for an eco-friendly choice
(Thanks Bob K. for the tip!)