A biological detergent
is a laundry detergent
that contains enzymes
harvested from micro-organisms such as bacteria adapted to live in hot springs
. The description is commonly used in the United Kingdom
, where other washing detergents are described as "non-biological" (or bio
and "non-bio"). Most manufacturers of biological detergents also produce non-biological ones.
Method of operation and effectiveness
Biological detergents clean in the same way as non-biological ones with additional effects from the enzymes, whose purpose is to break down protein, starches and fat in dirt and stains on clothing to be laundered, for example food stains, sweat and mud.Tests by the Consumers Association
in the UK published in their Which?
magazine rated the cleaning performance of washing powders based on stain removal, whiteness, and colour fading. It was found that the performance of various makes of biological powders ranged from 58% to 81%, and non-biological powders scored from 41% to 70%. The enzymes in biological detergents enable effective cleaning at lower temperatures than required by normal detergents, but are denatured at higher temperatures
Controversy regarding allergic reactions
It has been said that some people may be allergic to the enzymes which can be transferred to the skin when wet clothes that have just been cleaned... Read More