Underwear amino acid crotch is good. According to relevant public information, the amino acid crotch of underwear is a new underwear design, which has certain antibacterial, deodorizing and comfortable performance. Attention should also be paid to the cleaning of amino acid crotch in underwear. It is generally recommended to use neutral detergent for cleaning, and avoid using bleach and strong acid detergent to avoid damaging amino acid fiber materials of underwear.