The phrase "harsh detergents" refers to strong cleaning products that are tough on dirt and stains. They are powerful but can sometimes be too strong and may cause damage to surfaces or irritate the skin. Full definition
The goodness of natural herbs and oils and absence of harsh detergent means that after a week or so of regular use, you should find that you don't need a separate conditioner. (odylique.com)
100 % Pure products do not contain harsh detergents that strip and dehydrate, synthetic chemicals, chemical preservatives, artificial fragrances or any other toxins. (100percentpure.com)
No matter how I softened, stripped, washed with harsh detergents, and bleached, bleached, bleached, the smell came back. (lifeisnotbubblewrapped.com)