{"id":36454,"date":"2025-12-03T12:59:36","date_gmt":"2025-12-03T11:59:36","guid":{"rendered":"https:\/\/www.beautydecoded.com\/ingredient\/formaldehyde\/"},"modified":"2025-12-03T12:59:36","modified_gmt":"2025-12-03T11:59:36","slug":"formaldehyde","status":"publish","type":"ingredient","link":"https:\/\/www.beautydecoded.com\/en\/ingredient\/formaldehyde\/","title":{"rendered":"FORMALDEHYDE"},"content":{"rendered":"<p><strong>Ingredient type: \u00a0<\/strong>CONSERVATIVE<\/p>\n<p>Ingredient to avoid during pregnancy: Yes<\/p>\n<p>Formaldehyde releaser<\/p>\n<p>\u2728 Role: Formaldehyde is mainly used as a preservative in cosmetic products. It helps prevent the growth of micro-organisms, thus extending the product's shelf life.<\/p>\n<p>  Ingredient type: Preservative<\/p>\n<p> \u200d\u2695\ufe0f Safety: Restricted and regulated use. May be irritating in certain concentrations.<\/p>\n<p>\u2728 Vegan: Yes<\/p>\n<p>\u2728 Worth knowing: Formaldehyde can be released from certain preservative ingredients, known as formaldehyde releasers. It is classified as a potential carcinogen by some health agencies if used in high concentrations. Products containing formaldehyde or its releasers must clearly indicate its presence on the label. The use of formaldehyde is highly regulated and generally limited in concentration.<\/p>\n<p>  Present in: sometimes nail polish, false eyelash adhesives and some hair products. However, its use in cosmetics is increasingly restricted due to safety concerns.<\/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-36454","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\/36454","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=36454"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}