{"id":418,"date":"2026-09-28T10:37:12","date_gmt":"2026-09-28T01:37:12","guid":{"rendered":"https:\/\/kbeautyledger.com\/?p=418"},"modified":"2026-10-15T12:54:37","modified_gmt":"2026-10-15T03:54:37","slug":"gluconolactone-pha-skin-evidence","status":"publish","type":"post","link":"https:\/\/kbeautyledger.com\/ko\/gluconolactone-pha-skin-evidence\/","title":{"rendered":"\uae00\ub8e8\ucf54\ub178\ub77d\ud1a4(PHA): \ub530\uac00\uc6c0\uc740 \uc801\uc5c8\uc9c0\ub9cc \uadfc\uac70\ub3c4 \uc881\ub2e4"},"content":{"rendered":"<style>\nbody.postid-418 .entry-header,body.postid-418 .article-post-thumbnail,body.postid-418 .comments-area{display:none!important}body.postid-418 #primary,body.postid-418 .content-container,body.postid-418 .content-wrap,body.postid-418 .entry-content-wrap,body.postid-418 .entry-content{width:100%!important;max-width:none!important;margin:0!important;padding:0!important}.kbl-essay{--paper:#f2efe8;--card:#fffdf8;--ink:#172128;--muted:#526064;--line:#d2ccbf;--teal:#345e5a;--pale:#dce8e4;--amber:#a9642b;--red:#91493f;--serif:Georgia,\"Times New Roman\",serif;--sans:Inter,\"Segoe UI\",Arial,sans-serif;width:100%;background:var(--paper);color:var(--ink);font:16px\/1.72 var(--sans)}.kbl-essay,.kbl-essay *{box-sizing:border-box}.kbl-essay a{color:var(--teal);text-underline-offset:3px}.kbl-g-shell{width:min(1160px,calc(100% - 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28px),680px)}.kbl-g-hero{padding:40px 0 30px}.kbl-g-hero-grid,.kbl-g-strip-grid,.kbl-g-grid{grid-template-columns:minmax(0,1fr)}.kbl-g-strip-grid>div{border-right:0;border-bottom:1px solid var(--line)}.kbl-g-layout{padding-top:26px}.kbl-g-section{padding:41px 0}.kbl-essay h1{font-size:clamp(38px,11vw,52px)}body.translatepress-ko_KR .kbl-essay h1{font-size:clamp(31px,8.8vw,41px)}.kbl-essay th,.kbl-essay td{min-width:145px}}\n<\/style>\n<p><main class=\"kbl-post-main kbl-essay\"><\/p>\n<section class=\"kbl-g-hero\">\n<div class=\"kbl-g-shell kbl-g-hero-grid\">\n<div>\n<div class=\"kbl-g-kicker\"><span class=\"inline\" data-lang=\"en\">Ingredients &amp; claims \/ PHA<\/span><span class=\"inline\" data-lang=\"ko\">\uc131\ubd84\u00b7\uc8fc\uc7a5 \uac80\uc99d \/ PHA<\/span><\/div>\n<h1><span data-lang=\"en\">Gluconolactone:<br \/>less sting, less proof<\/span><span data-lang=\"ko\">\uae00\ub8e8\ucf54\ub178\ub77d\ud1a4,<br \/>\ub530\uac00\uc6c0\uc740 \uc801\uc5c8\uc9c0\ub9cc \uadfc\uac70\ub3c4 \uc881\ub2e4<\/span><\/h1>\n<p class=\"kbl-g-dek\" data-lang=\"en\">PHA\u2019s \u201cgentle exfoliant\u201d reputation outruns its human evidence. The useful studies tested particular 14%, 4% and 10% regimens\u2014not every product that lists gluconolactone.<\/p>\n<p class=\"kbl-g-dek\" data-lang=\"ko\">PHA\uc758 \u2018\uc21c\ud55c \uac01\uc9c8 \ucf00\uc5b4\u2019 \ud3c9\ud310\uc740 \uc0ac\ub78c \ub300\uc0c1 \uadfc\uac70\ubcf4\ub2e4 \uc55e\uc11c \uc788\ub2e4. \uc758\ubbf8 \uc788\ub294 \uc5f0\uad6c\ub294 14%, 4%, 10%\uc758 \ud2b9\uc815 \uc81c\ud615\uc744 \uc2dc\ud5d8\ud588\uc9c0, \uae00\ub8e8\ucf54\ub178\ub77d\ud1a4\uc774 \ub4e0 \ubaa8\ub4e0 \uc81c\ud488\uc744 \uc2dc\ud5d8\ud55c \uac83\uc774 \uc544\ub2c8\ub2e4.<\/p>\n<div class=\"kbl-g-chips\"><span class=\"kbl-g-chip\"><span class=\"inline\" data-lang=\"en\">150 people<\/span><span class=\"inline\" data-lang=\"ko\">150\uba85<\/span><\/span><span class=\"kbl-g-chip\"><span class=\"inline\" data-lang=\"en\">12 weeks<\/span><span class=\"inline\" data-lang=\"ko\">12\uc8fc<\/span><\/span><span class=\"kbl-g-chip\"><span class=\"inline\" data-lang=\"en\">High bias risk<\/span><span class=\"inline\" data-lang=\"ko\">\ub192\uc740 \ud3b8\ud5a5 \uc704\ud5d8<\/span><\/span><\/div>\n<\/div>\n<figure>\n<div class=\"kbl-g-visual\">\n<div class=\"kbl-g-stat\"><small><span class=\"inline\" data-lang=\"en\">The acne signal<\/span><span class=\"inline\" data-lang=\"ko\">\uc5ec\ub4dc\ub984 \uc2e0\ud638<\/span><\/small><b>14%<\/b><\/p>\n<hr>\n<p><span class=\"inline\" data-lang=\"en\">One 1992 trial tested a 14% lotion in mild-to-moderate acne. Its later NICE assessment found high risk of bias, so it is a signal\u2014not a modern treatment verdict.<\/span><span class=\"inline\" data-lang=\"ko\">1992\ub144 \uc5f0\uad6c \ud55c \uac74\uc740 \uacbd\uc99d~\uc911\ub4f1\ub3c4 \uc5ec\ub4dc\ub984\uc5d0 14% \ub85c\uc158\uc744 \uc2dc\ud5d8\ud588\ub2e4. \ud6c4\uc18d NICE \ud3c9\uac00\ub294 \ub192\uc740 \ud3b8\ud5a5 \uc704\ud5d8\uc73c\ub85c \ud310\ub2e8\ud588\uc73c\ubbc0\ub85c, \uc774\ub294 \uc2e0\ud638\uc774\uc9c0 \ud604\ub300 \uce58\ub8cc \uacb0\ub860\uc774 \uc544\ub2c8\ub2e4.<\/span><\/p>\n<\/div>\n<\/div>\n<\/figure>\n<\/div>\n<\/section>\n<div class=\"kbl-g-strip\">\n<div class=\"kbl-g-shell kbl-g-strip-grid\">\n<div><small><span class=\"inline\" data-lang=\"en\">Strongest claim<\/span><span class=\"inline\" data-lang=\"ko\">\uac00\uc7a5 \uac15\ud55c \uc8fc\uc7a5<\/span><\/small><strong><span class=\"inline\" data-lang=\"en\">Formula-specific, short-term evidence<\/span><span class=\"inline\" data-lang=\"ko\">\uc81c\ud615 \ud55c\uc815\u00b7\ub2e8\uae30 \uadfc\uac70<\/span><\/strong><\/div>\n<div><small><span class=\"inline\" data-lang=\"en\">Not established<\/span><span class=\"inline\" data-lang=\"ko\">\ud655\uc778\ub418\uc9c0 \uc54a\uc740 \uac83<\/span><\/small><strong><span class=\"inline\" data-lang=\"en\">Irritation-free exfoliation<\/span><span class=\"inline\" data-lang=\"ko\">\uc790\uadf9 \uc5c6\ub294 \uac01\uc9c8 \ucf00\uc5b4<\/span><\/strong><\/div>\n<div><small><span class=\"inline\" data-lang=\"en\">Disclosure<\/span><span class=\"inline\" data-lang=\"ko\">\uace0\uc9c0<\/span><\/small><strong><span class=\"inline\" data-lang=\"en\">Key comparison authors: NeoStrata<\/span><span class=\"inline\" data-lang=\"ko\">\ud575\uc2ec \ube44\uad50 \uc5f0\uad6c \uc800\uc790: NeoStrata<\/span><\/strong><\/div>\n<\/div>\n<\/div>\n<div class=\"kbl-g-shell kbl-g-layout\">\n<aside class=\"kbl-g-toc\"><strong><span class=\"inline\" data-lang=\"en\">On this page<\/span><span class=\"inline\" data-lang=\"ko\">\ubaa9\ucc28<\/span><\/strong><a href=\"#answer\"><span class=\"inline\" data-lang=\"en\">30-second answer<\/span><span class=\"inline\" data-lang=\"ko\">30\ucd08 \uacb0\ub860<\/span><\/a><a href=\"#acne\"><span class=\"inline\" data-lang=\"en\">Acne study<\/span><span class=\"inline\" data-lang=\"ko\">\uc5ec\ub4dc\ub984 \uc5f0\uad6c<\/span><\/a><a href=\"#tolerance\"><span class=\"inline\" data-lang=\"en\">PHA vs glycolic<\/span><span class=\"inline\" data-lang=\"ko\">PHA\uc640 \uae00\ub9ac\ucf5c\uc0b0<\/span><\/a><a href=\"#use\"><span class=\"inline\" data-lang=\"en\">Use boundary<\/span><span class=\"inline\" data-lang=\"ko\">\uc0ac\uc6a9 \uacbd\uacc4<\/span><\/a><a href=\"#sources\"><span class=\"inline\" data-lang=\"en\">Sources<\/span><span class=\"inline\" data-lang=\"ko\">\ucd9c\ucc98<\/span><\/a><\/aside>\n<article>\n<section id=\"answer\" class=\"kbl-g-section\">\n<div class=\"kbl-g-kicker\"><span class=\"inline\" data-lang=\"en\">30-second answer<\/span><span class=\"inline\" data-lang=\"ko\">30\ucd08 \ud575\uc2ec \uc694\uc57d<\/span><\/div>\n<h2><span data-lang=\"en\">A plausible option, not a universal gentle-acid verdict<\/span><span data-lang=\"ko\">\uac00\ub2a5\ud55c \uc120\ud0dd\uc9c0\uc774\uc9c0\ub9cc<br \/>\ubaa8\ub450\uc5d0\uac8c \uc21c\ud55c \uc0b0\uc774\ub77c\ub294 \uacb0\ub860\uc740 \uc544\ub2c8\ub2e4<\/span><\/h2>\n<div class=\"kbl-g-verdict\">\n<p class=\"kbl-g-lead\" data-lang=\"en\">Gluconolactone has limited human evidence from particular regimens. An old 14% lotion trial reported fewer acne lesions, but a later NICE review judged the study high risk of bias. A 57-person comparison found a 4% morning\/10% evening PHA regimen stung less than one 8% glycolic regimen over 12 weeks; both groups improved, and every author worked for NeoStrata. That supports cautious, formula-specific tolerance\u2014not a promise that every PHA toner exfoliates effectively without irritation.<\/p>\n<p class=\"kbl-g-lead\" data-lang=\"ko\">\uae00\ub8e8\ucf54\ub178\ub77d\ud1a4\uc758 \uc0ac\ub78c \ub300\uc0c1 \uadfc\uac70\ub294 \ud2b9\uc815 \uc81c\ud615\uc5d0 \ud55c\uc815\ub41c\ub2e4. \uc624\ub798\ub41c 14% \ub85c\uc158 \uc5f0\uad6c\ub294 \uc5ec\ub4dc\ub984 \ubcd1\ubcc0 \uac10\uc18c\ub97c \ubcf4\uace0\ud588\uc9c0\ub9cc, \ud6c4\uc18d NICE \uac80\ud1a0\ub294 \ub192\uc740 \ud3b8\ud5a5 \uc704\ud5d8\uc73c\ub85c \ud310\ub2e8\ud588\ub2e4. 57\uba85 \ube44\uad50 \uc5f0\uad6c\uc5d0\uc11c\ub294 4% \uc544\uce68\/10% \uc800\ub141 PHA \uc694\ubc95\uc774 12\uc8fc \ub3d9\uc548 \ud2b9\uc815 8% \uae00\ub9ac\ucf5c\uc0b0 \uc694\ubc95\ubcf4\ub2e4 \ub530\uac00\uc6c0\uc774 \uc801\uc5c8\ub2e4. \ub450 \uad70 \ubaa8\ub450 \uc88b\uc544\uc84c\uace0, \uc800\uc790 \uc804\uc6d0\uc740 NeoStrata \uc18c\uc18d\uc774\uc5c8\ub2e4. \uc774\ub294 \uc81c\ud615\uc5d0 \ud55c\uc815\ub41c \uc870\uc2ec\uc2a4\ub7ec\uc6b4 \uc0ac\uc6a9\uac10 \uadfc\uac70\uc774\uc9c0, \ubaa8\ub4e0 PHA \ud1a0\ub108\uac00 \uc790\uadf9 \uc5c6\uc774 \ud6a8\uacfc\uc801\uc73c\ub85c \uac01\uc9c8\uc744 \uad00\ub9ac\ud55c\ub2e4\ub294 \uc57d\uc18d\uc740 \uc544\ub2c8\ub2e4.<\/p>\n<\/div>\n<\/section>\n<section id=\"acne\" class=\"kbl-g-section\">\n<div class=\"kbl-g-kicker\"><span class=\"inline\" data-lang=\"en\">Read the acne trial accurately<\/span><span class=\"inline\" data-lang=\"ko\">\uc5ec\ub4dc\ub984 \uc5f0\uad6c\ub97c \uc815\ud655\ud788 \uc77d\uae30<\/span><\/div>\n<h2><span data-lang=\"en\">A 14% signal with missing numbers<\/span><span data-lang=\"ko\">\uc218\uce58\uac00 \ubd80\uc871\ud55c<br \/>14% \uc2e0\ud638<\/span><\/h2>\n<div class=\"kbl-g-table\">\n<table>\n<thead>\n<tr>\n<th><span class=\"inline\" data-lang=\"en\">What was tested<\/span><span class=\"inline\" data-lang=\"ko\">\uc2dc\ud5d8\ud55c \uac83<\/span><\/th>\n<th><span class=\"inline\" data-lang=\"en\">What it reported<\/span><span class=\"inline\" data-lang=\"ko\">\ubcf4\uace0\ud55c \uac83<\/span><\/th>\n<th><span class=\"inline\" data-lang=\"en\">What blocks a bigger claim<\/span><span class=\"inline\" data-lang=\"ko\">\ub354 \ud070 \uc8fc\uc7a5\uc744 \ub9c9\ub294 \ud55c\uacc4<\/span><\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><span class=\"inline\" data-lang=\"en\">150 people, mild-to-moderate acne, 12 weeks; 14% gluconolactone lotion, vehicle or 5% benzoyl-peroxide lotion.<\/span><span class=\"inline\" data-lang=\"ko\">\uacbd\uc99d~\uc911\ub4f1\ub3c4 \uc5ec\ub4dc\ub984 150\uba85, 12\uc8fc; 14% \uae00\ub8e8\ucf54\ub178\ub77d\ud1a4 \ub85c\uc158, \ubc14\ud0d5 \uc81c\ud615 \ub610\ub294 5% \ubca4\uc870\uc77c\ud37c\uc625\uc0ac\uc774\ub4dc \ub85c\uc158.<\/span><\/td>\n<td><span class=\"inline\" data-lang=\"en\">The abstract reports fewer inflamed and non-inflamed lesions with both active products, and fewer side effects with gluconolactone.<\/span><span class=\"inline\" data-lang=\"ko\">\ucd08\ub85d\uc740 \ub450 \ud65c\uc131 \uc81c\ud488 \ubaa8\ub450\uc5d0\uc11c \uc5fc\uc99d\uc131\u00b7\ube44\uc5fc\uc99d\uc131 \ubcd1\ubcc0\uc774 \uc904\uc5c8\uace0, \uae00\ub8e8\ucf54\ub178\ub77d\ud1a4\uc5d0\uc11c \ubd80\uc791\uc6a9\uc774 \ub354 \uc801\uc5c8\ub2e4\uace0 \ubcf4\uace0\ud55c\ub2e4.<\/span><\/td>\n<td><span class=\"inline\" data-lang=\"en\">No usable absolute lesion changes or arm-specific adverse-event counts in the abstract; NICE found baseline imbalance, completer analysis and missing-data concerns.<\/span><span class=\"inline\" data-lang=\"ko\">\ucd08\ub85d\uc5d0 \ud65c\uc6a9 \uac00\ub2a5\ud55c \uc808\ub300 \ubcd1\ubcc0 \ubcc0\ud654\ub098 \uad70\ubcc4 \uc774\uc0c1\ubc18\uc751 \uc218\uce58\uac00 \uc5c6\uace0, NICE\ub294 \uae30\uc800 \ubd88\uade0\ud615\u00b7\uc644\ub8cc\uc790 \ubd84\uc11d\u00b7\uacb0\uce21\uce58 \ubb38\uc81c\ub97c \uc9c0\uc801\ud588\ub2e4.<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<div class=\"kbl-g-note\"><span class=\"inline\" data-lang=\"en\">Do not translate this into \u201cPHA works as well as benzoyl peroxide.\u201d The available record does not support an equivalence claim or a recommendation for acne disease.<\/span><span class=\"inline\" data-lang=\"ko\">\uc774\ub97c \u2018PHA\ub294 \ubca4\uc870\uc77c\ud37c\uc625\uc0ac\uc774\ub4dc\ub9cc\ud07c \ud6a8\uacfc\uac00 \uc788\ub2e4\u2019\ub85c \ubc14\uafb8\uba74 \uc548 \ub41c\ub2e4. \uc774\uc6a9 \uac00\ub2a5\ud55c \uae30\ub85d\uc740 \ub3d9\ub4f1\uc131 \uc8fc\uc7a5\uc774\ub098 \uc5ec\ub4dc\ub984 \uc9c8\ud658 \uce58\ub8cc \uad8c\uace0\ub97c \ub4b7\ubc1b\uce68\ud558\uc9c0 \uc54a\ub294\ub2e4.<\/span><\/div>\n<\/section>\n<section id=\"tolerance\" class=\"kbl-g-section\">\n<div class=\"kbl-g-kicker\"><span class=\"inline\" data-lang=\"en\">The glycolic comparison<\/span><span class=\"inline\" data-lang=\"ko\">\uae00\ub9ac\ucf5c\uc0b0 \ube44\uad50<\/span><\/div>\n<h2><span data-lang=\"en\">Less burning in one company-linked comparison<\/span><span data-lang=\"ko\">\ud68c\uc0ac \uc5f0\uacc4 \uc5f0\uad6c \ud55c \uac74\uc5d0\uc11c<br \/>\uc791\uc558\ub358 \ub530\uac00\uc6c0<\/span><\/h2>\n<p data-lang=\"en\">In 57 adults with visible photoaging, 4% gluconolactone cream in the morning and 10% at night were compared with 8% glycolic-acid creams twice daily for 12 weeks. Both regimens improved several graded and instrumental measures. Stinging, burning and perceived sensitivity were worse in the glycolic group; glycolic acid favored two week-12 measures. All four authors listed NeoStrata affiliation. This is a tolerance clue, not proof that PHA is superior or non-irritating.<\/p>\n<p data-lang=\"ko\">\ub208\uc5d0 \ubcf4\uc774\ub294 \uad11\ub178\ud654\uac00 \uc788\ub294 \uc131\uc778 57\uba85\uc5d0\uac8c 4% \uae00\ub8e8\ucf54\ub178\ub77d\ud1a4 \uc544\uce68 \ud06c\ub9bc\uacfc 10% \uc800\ub141 \ud06c\ub9bc\uc744, 8% \uae00\ub9ac\ucf5c\uc0b0 \uc544\uce68\u00b7\uc800\ub141 \ud06c\ub9bc\uacfc 12\uc8fc \ube44\uad50\ud588\ub2e4. \ub450 \uc694\ubc95 \ubaa8\ub450 \uc5ec\ub7ec \ub4f1\uae09 \ud3c9\uac00\uc640 \uae30\uae30 \uce21\uc815 \uc9c0\ud45c\uac00 \uc88b\uc544\uc84c\ub2e4. \ub530\uac00\uc6c0\u00b7\ud654\ub048\uac70\ub9bc\u00b7\ubbfc\uac10\ud568 \ud3c9\uac00\ub294 \uae00\ub9ac\ucf5c\uc0b0\uad70\uc5d0\uc11c \ub354 \ub098\ube74\uace0, 12\uc8fc \uc9c0\ud45c \ub450 \uac1c\ub294 \uae00\ub9ac\ucf5c\uc0b0\uad70\uc774 \uc6b0\uc138\ud588\ub2e4. \ub124 \uba85\uc758 \uc800\uc790\ub294 \ubaa8\ub450 NeoStrata \uc18c\uc18d\uc774\uc5c8\ub2e4. \uc774\ub294 \uc0ac\uc6a9\uac10\uc5d0 \uad00\ud55c \ub2e8\uc11c\uc774\uc9c0 PHA\uac00 \ub354 \uc6b0\uc218\ud558\uac70\ub098 \uc790\uadf9\uc774 \uc5c6\ub2e4\ub294 \uc99d\uac70\ub294 \uc544\ub2c8\ub2e4.<\/p>\n<\/section>\n<section id=\"use\" class=\"kbl-g-section\">\n<div class=\"kbl-g-kicker\"><span class=\"inline\" data-lang=\"en\">Finished formula first<\/span><span class=\"inline\" data-lang=\"ko\">\uc644\uc81c\ud488\uc744 \uba3c\uc800 \ubcf8\ub2e4<\/span><\/div>\n<h2><span data-lang=\"en\">A peel is not a toner prescription<\/span><span data-lang=\"ko\">\ud544\ub9c1 \uc5f0\uad6c\uac00 \ud1a0\ub108 \ucc98\ubc29\uc740 \uc544\ub2c8\ub2e4<\/span><\/h2>\n<div class=\"kbl-g-grid\">\n<div class=\"kbl-g-card\">\n<h3><span data-lang=\"en\">Assess the finished product<\/span><span data-lang=\"ko\">\uc644\uc81c\ud488\uc744 \ud3c9\uac00\ud55c\ub2e4<\/span><\/h3>\n<p data-lang=\"en\">Follow the label, introduce only one potentially irritating product at a time, and do not assume an undisclosed concentration, pH, vehicle or rinse-off formula matches a study. The 10% and 30% reports were short professional-style split-face procedures\u2014not home-use dose instructions.<\/p>\n<p data-lang=\"ko\">\ub77c\ubca8\uc744 \ub530\ub974\uace0, \uc790\uadf9 \uac00\ub2a5\uc131\uc774 \uc788\ub294 \uc81c\ud488\uc740 \ud55c \ubc88\uc5d0 \ud558\ub098\ub9cc \uc0c8\ub85c \uc2dc\uc791\ud55c\ub2e4. \uacf5\uac1c\ub418\uc9c0 \uc54a\uc740 \ud568\ub7c9\u00b7pH\u00b7\uc81c\ud615\u00b7\ud5f9\uad7c \uc5ec\ubd80\uac00 \uc5f0\uad6c\uc640 \uac19\ub2e4\uace0 \uac00\uc815\ud558\uc9c0 \uc54a\ub294\ub2e4. 10%\uc640 30% \uc5f0\uad6c\ub294 \uc9e7\uc740 \uc804\ubb38\uac00\uc2dd \ubd84\ud560 \uc548\uba74 \uc2dc\uc220\uc774\uc9c0, \ud648\ucf00\uc5b4 \uc6a9\ub7c9 \uc9c0\uce68\uc774 \uc544\ub2c8\ub2e4.<\/p>\n<\/div>\n<div class=\"kbl-g-card amber\">\n<h3><span data-lang=\"en\">Pause and get help<\/span><span data-lang=\"ko\">\uc911\ub2e8\ud558\uace0 \uc9c4\ub8cc\ub97c \ubc1b\uc744 \ub54c<\/span><\/h3>\n<p data-lang=\"en\">Persistent burning, swelling, blistering, a spreading rash or an uncertain skin problem calls for stopping the product and seeking assessment. Painful nodules, scarring or persistent moderate-to-severe acne need clinical care, not a stronger cosmetic acid.<\/p>\n<p data-lang=\"ko\">\uc9c0\uc18d\uc801\uc778 \ud654\ub048\uac70\ub9bc, \ubd80\uae30, \ubb3c\uc9d1, \ubc88\uc9c0\ub294 \ubc1c\uc9c4 \ub610\ub294 \uc6d0\uc778\uc744 \uc54c \uc218 \uc5c6\ub294 \ud53c\ubd80 \ubb38\uc81c\ub294 \uc81c\ud488\uc744 \uc911\ub2e8\ud558\uace0 \ud3c9\uac00\ub97c \ubc1b\uc744 \uc2e0\ud638\ub2e4. \ud1b5\uc99d\uc131 \uacb0\uc808\u00b7\ud749\ud130\u00b7\uc9c0\uc18d\uc801\uc778 \uc911\ub4f1\ub3c4 \uc774\uc0c1 \uc5ec\ub4dc\ub984\uc740 \ub354 \uac15\ud55c \ud654\uc7a5\ud488 \uc0b0\uc774 \uc544\ub2c8\ub77c \uc9c4\ub8cc\uac00 \ud544\uc694\ud558\ub2e4.<\/p>\n<\/div>\n<\/div>\n<div class=\"kbl-g-alert\"><span class=\"inline\" data-lang=\"en\">Cosmetic ingredient information; not medical advice. Ingredient-level safety assessments do not guarantee that every finished formula will suit every person.<\/span><span class=\"inline\" data-lang=\"ko\">\ud654\uc7a5\ud488 \uc131\ubd84 \uc815\ubcf4\uc774\uba70 \uc758\ud559\uc801 \uc870\uc5b8\uc774 \uc544\ub2c8\ub2e4. \uc131\ubd84 \uc218\uc900\uc758 \uc548\uc804\uc131 \ud3c9\uac00\ub294 \ubaa8\ub4e0 \uc644\uc81c\ud488\uc774 \ubaa8\ub4e0 \uc0ac\ub78c\uc5d0\uac8c \ub9de\ub294\ub2e4\ub294 \ubcf4\uc99d\uc774 \uc544\ub2c8\ub2e4.<\/span><\/div>\n<\/section>\n<section id=\"sources\" class=\"kbl-g-section\">\n<div class=\"kbl-g-kicker\"><span class=\"inline\" data-lang=\"en\">Sources &amp; editorial record<\/span><span class=\"inline\" data-lang=\"ko\">\ucd9c\ucc98\u00b7\ud3b8\uc9d1 \uae30\ub85d<\/span><\/div>\n<h2><span data-lang=\"en\">What we checked<\/span><span data-lang=\"ko\">\ud655\uc778\ud55c \uc790\ub8cc<\/span><\/h2>\n<ol class=\"kbl-g-refs\">\n<li><a href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/1303072\/\" target=\"_blank\" rel=\"noopener\">Hunt MJ, Barnetson RS. 14% gluconolactone acne trial. Australas J Dermatol. 1992.<\/a> \u00b7 <a href=\"https:\/\/www.ncbi.nlm.nih.gov\/books\/NBK573044\/bin\/niceng198er5-appd-et1.pdf\" target=\"_blank\" rel=\"noopener\">NICE evidence extraction and risk-of-bias record.<\/a><\/li>\n<li><a href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/15002657\/\" target=\"_blank\" rel=\"noopener\">Edison BL et al. Gluconolactone versus glycolic-acid regimen comparison. Cutis. 2004.<\/a><\/li>\n<li><a href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/33769633\/\" target=\"_blank\" rel=\"noopener\">Jarz\u0105bek-Perz S et al. 10%\/30% procedural study. Skin Res Technol. 2021.<\/a> \u00b7 <a href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/37335807\/\" target=\"_blank\" rel=\"noopener\">2023 procedure study.<\/a><\/li>\n<li><a href=\"https:\/\/cir-safety.org\/sites\/default\/files\/TR_Glycolactones_032022.pdf\" target=\"_blank\" rel=\"noopener\">Cosmetic Ingredient Review: Safety Assessment of Glycolactones.<\/a><\/li>\n<\/ol>\n<p class=\"kbl-g-note\"><span class=\"inline\" data-lang=\"en\">Evidence checked 28 September 2026. No product gift, sponsorship, affiliate link or firsthand-use claim. Cosmetic ingredient information; not medical advice.<\/span><span class=\"inline\" data-lang=\"ko\">\uc790\ub8cc \ud655\uc778\uc77c 2026\ub144 9\uc6d4 28\uc77c. \uc81c\ud488 \uc81c\uacf5\u00b7\ud6c4\uc6d0\u00b7\uc81c\ud734 \ub9c1\ud06c\u00b7\uc9c1\uc811 \uc0ac\uc6a9 \uc8fc\uc7a5\uc740 \uc5c6\ub2e4. \ud654\uc7a5\ud488 \uc131\ubd84 \uc815\ubcf4\uc774\uba70 \uc758\ud559\uc801 \uc870\uc5b8\uc774 \uc544\ub2c8\ub2e4.<\/span><\/p>\n<\/section>\n<\/article>\n<\/div>\n<p><\/main><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\uae00\ub8e8\ucf54\ub178\ub77d\ud1a4 PHA\uc758 \uc0ac\ub78c \ub300\uc0c1 \uadfc\uac70\ub294 \uc791\uace0 \uc624\ub798\ub410\uc2b5\ub2c8\ub2e4. \ud2b9\uc815 \uc81c\ud615\uc758 \uc5f0\uad6c\uc640 \u2018\uc21c\ud55c \uac01\uc9c8 \ucf00\uc5b4\u2019 \uc8fc\uc7a5\uc758 \uac70\ub9ac\ub97c \uc810\uac80\ud569\ub2c8\ub2e4.<\/p>","protected":false},"author":1,"featured_media":420,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_kad_post_transparent":"","_kad_post_title":"","_kad_post_layout":"","_kad_post_sidebar_id":"","_kad_post_content_style":"","_kad_post_vertical_padding":"","_kad_post_feature":"hide","_kad_post_feature_position":"","_kad_post_header":false,"_kad_post_footer":false,"_kad_post_classname":"","footnotes":""},"categories":[6],"tags":[],"class_list":["post-418","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-ingredients-claims"],"_links":{"self":[{"href":"https:\/\/kbeautyledger.com\/ko\/wp-json\/wp\/v2\/posts\/418","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/kbeautyledger.com\/ko\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/kbeautyledger.com\/ko\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/kbeautyledger.com\/ko\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/kbeautyledger.com\/ko\/wp-json\/wp\/v2\/comments?post=418"}],"version-history":[{"count":1,"href":"https:\/\/kbeautyledger.com\/ko\/wp-json\/wp\/v2\/posts\/418\/revisions"}],"predecessor-version":[{"id":422,"href":"https:\/\/kbeautyledger.com\/ko\/wp-json\/wp\/v2\/posts\/418\/revisions\/422"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/kbeautyledger.com\/ko\/wp-json\/wp\/v2\/media\/420"}],"wp:attachment":[{"href":"https:\/\/kbeautyledger.com\/ko\/wp-json\/wp\/v2\/media?parent=418"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/kbeautyledger.com\/ko\/wp-json\/wp\/v2\/categories?post=418"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/kbeautyledger.com\/ko\/wp-json\/wp\/v2\/tags?post=418"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}