Question: what is the best laundry detergent for hard water?
Answer: Wisk Deep Clean Laundry Detergent. ... , Rockin' Green Natural HE Powder Laundry Detergent. ... , Water Boy Liquid Laundry Detergent. ... , Purex Liquid Laundry Detergent. ... , Persil ProClean Power-Liquid Laundry Detergent. ... , Tide TotalScent Care Liquid Renewing Rain. ... , Tide Coldwater Clean Liquid Laundry. ... , Ecover Zero Laundry Detergent.