{"id":55810,"date":"2025-12-03T17:07:33","date_gmt":"2025-12-03T16:07:33","guid":{"rendered":"https:\/\/www.beautydecoded.com\/ingredient\/44-diaminodiphenylamine\/"},"modified":"2025-12-03T17:07:33","modified_gmt":"2025-12-03T16:07:33","slug":"44-diaminodiphenylamine","status":"publish","type":"ingredient","link":"https:\/\/www.beautydecoded.com\/en\/ingredient\/44-diaminodiphenylamine\/","title":{"rendered":"4,4\u2032-DIAMINODIPHENYLAMINE"},"content":{"rendered":"<p><strong>Ingredient type:<\/strong>OTHER<\/p>\n<p>\u2728 Role: 4,4\u2032-Diaminodiphenylamine is mainly used in hair coloring products. It acts as a color precursor, contributing to the formation of hues when oxidized with other components, thus enabling long-lasting and intense hair coloring.<\/p>\n<p>  Ingredient type: Color precursor<\/p>\n<p> \u200d\u2695\ufe0f Safety: This ingredient is generally considered safe in the concentrations used in hair dyes. However, it is subject to strict regulations and allergy testing prior to use, as it may be potentially allergenic for some individuals.<\/p>\n<p>\u2728 Vegan: Yes, it is synthetic, so it is compatible with a vegan lifestyle.<\/p>\n<p>\u2728 Important: It is essential to always perform a skin test 48 hours before using any product containing this ingredient to detect any possible allergic reaction. Avoid direct contact with skin other than the scalp.<\/p>\n<p>  Found in: Mainly in permanent and semi-permanent hair coloring products.<\/p>\n<p><strong>Comedogenic rating:\u00a0<\/strong><\/p>","protected":false},"featured_media":0,"parent":0,"menu_order":0,"template":"","meta":{"_acf_changed":false,"_kad_blocks_custom_css":"","_kad_blocks_head_custom_js":"","_kad_blocks_body_custom_js":"","_kad_blocks_footer_custom_js":"","_kad_post_transparent":"","_kad_post_title":"","_kad_post_layout":"","_kad_post_sidebar_id":"","_kad_post_content_style":"","_kad_post_vertical_padding":"","_kad_post_feature":"","_kad_post_feature_position":"","_kad_post_header":false,"_kad_post_footer":false,"_kad_post_classname":""},"class_list":["post-55810","ingredient","type-ingredient","status-publish","hentry"],"acf":[],"taxonomy_info":[],"featured_image_src_large":false,"author_info":[],"comment_info":"","_links":{"self":[{"href":"https:\/\/www.beautydecoded.com\/en\/wp-json\/wp\/v2\/ingredient\/55810","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.beautydecoded.com\/en\/wp-json\/wp\/v2\/ingredient"}],"about":[{"href":"https:\/\/www.beautydecoded.com\/en\/wp-json\/wp\/v2\/types\/ingredient"}],"wp:attachment":[{"href":"https:\/\/www.beautydecoded.com\/en\/wp-json\/wp\/v2\/media?parent=55810"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}