{"id":53525,"date":"2025-12-03T16:45:43","date_gmt":"2025-12-03T15:45:43","guid":{"rendered":"https:\/\/www.beautydecoded.com\/ingredient\/hydroxypropyl-p-phenylenediamine\/"},"modified":"2025-12-03T16:45:43","modified_gmt":"2025-12-03T15:45:43","slug":"hydroxypropyl-p-phenylenediamine","status":"publish","type":"ingredient","link":"https:\/\/www.beautydecoded.com\/en\/ingredient\/hydroxypropyl-p-phenylenediamine\/","title":{"rendered":"Hydroxypropyl-p-phenylenediamine"},"content":{"rendered":"<p><strong>Ingredient type:<\/strong>HUMECTANT\/WATER-SOLUBLE<\/p>\n<p>\u2728 Role: Hydroxypropyl-p-phenylenediamine is a coloring agent often used in hair dyes for its ability to deliver vibrant, long-lasting color. It helps penetrate the hair fiber to deposit color pigments.<\/p>\n<p>  Ingredient type: Water-soluble<\/p>\n<p> \u200d\u2695\ufe0f Safety: This ingredient is generally considered safe for cosmetic use, but with precautions for use particularly on sensitive skin.<\/p>\n<p>\u2728 Vegan: Yes, this ingredient can be of synthetic origin and is therefore considered vegan.<\/p>\n<p>\u2728 Please note: Hydroxypropyl-p-phenylenediamine can be irritating to the skin and eyes in some people, especially if the skin is already sensitized. A tolerance test is recommended before use.<\/p>\n<p>  Present in: This ingredient is frequently used in permanent and semi-permanent hair colorants and dyes.<\/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-53525","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\/53525","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=53525"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}