Molly's Suds Unscented Detergent Powder, Charlie's Soap Laundry Powder, Dropps Detergent Pods, Grove Co. Laundry Detergent Sheets, Tide Hygienic Clean Heavy Duty 10X Free Power Pods, Puracy Natural Stain Remover, and Botanical Origin Laundry Detergent are least toxic laundry detergents.