{"id":53487,"date":"2025-12-03T16:45:18","date_gmt":"2025-12-03T15:45:18","guid":{"rendered":"https:\/\/www.beautydecoded.com\/ingredient\/hc-brown-no-4\/"},"modified":"2025-12-03T16:45:18","modified_gmt":"2025-12-03T15:45:18","slug":"hc-brown-no-4","status":"publish","type":"ingredient","link":"https:\/\/www.beautydecoded.com\/en\/ingredient\/hc-brown-no-4\/","title":{"rendered":"HC BROWN NO. 4"},"content":{"rendered":"<p><strong>Ingredient type:<\/strong>HUMECTANT\/WATER-SOLUBLE<\/p>\n<p>\u2728 Role: HC Brown No. 4 is a synthetic hair colorant often used in permanent and semi-permanent dyes to add a brown tint to hair. It interacts with other coloring agents to give long-lasting color.<\/p>\n<p>  Ingredient type: Water-soluble<\/p>\n<p> \u200d\u2695\ufe0f Safety: this ingredient is generally considered safe when used as directed in hair products, but some people may be sensitive.<\/p>\n<p>\u2728 Vegan: Yes, this ingredient is typically considered vegan because it is of synthetic origin.<\/p>\n<p>\u2728 Please note: Although HC Brown No. 4 is commonly used, it's important to do a skin test beforehand to check for any potential allergies, as some hair dyes can cause allergic reactions.<\/p>\n<p>  Present in: Frequently used in permanent and semi-permanent hair 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-53487","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\/53487","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=53487"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}