...Cut back on the amount of detergent you are using by 50%; you will have less detergent residue remaining in your clothes and I bet your clothes will almost surely come out just as clean. If you're still having significant detergent residue, cut your detergent usage in half again. Do that a third time or a fourth time
Even if you don't have detergent sensitivities, you can still follow the same approach for investigating how much detergent you need. Just keep cutting back on the amount of detergent you use until you notice a change in cleaning effectiveness. Then go back up one level. If you try that most users will find they can easily cut back their detergent by at least 75%, and many will find that they can get by with only 10% of what they have been using...
QUOTE]