{"id":12296,"date":"2026-06-01T06:55:36","date_gmt":"2026-06-01T06:55:36","guid":{"rendered":"https:\/\/glabridinchina.com\/?p=12296"},"modified":"2026-07-01T03:26:50","modified_gmt":"2026-07-01T03:26:50","slug":"technical-insights-optimizing-kojic-acid-powder-for-skin-lightening-formulations","status":"publish","type":"post","link":"https:\/\/glabridinchina.com\/ja\/technical-insights-optimizing-kojic-acid-powder-for-skin-lightening-formulations\/","title":{"rendered":"\u6280\u8853\u7684\u8003\u5bdf\uff1a\u7f8e\u767d\u51e6\u65b9\u306e\u305f\u3081\u306e\u30b3\u30a6\u30b8\u9178\u7c89\u672b\u306e\u6700\u9069\u5316"},"content":{"rendered":"<p>\u5148\u9031\u306e\u6c34\u66dc\u65e5\u3001\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u306e\u30d7\u30ed\u30c8\u30bf\u30a4\u30d7\u30af\u30ea\u30fc\u30e0\u306e\u30d0\u30c3\u30c1\u3092\u30b4\u30df\u7bb1\u306b\u6368\u3066\u307e\u3057\u305f\u3002\u305d\u308c\u306f\u9306\u3073\u305f\u9244\u306e\u3088\u3046\u306b\u898b\u3048\u307e\u3057\u305f\u3002\u30d6\u30e9\u30f3\u30c9\u30aa\u30fc\u30ca\u30fc\u306f\u6fc0\u6012\u3057\u3066\u79c1\u306b\u96fb\u8a71\u3057\u3066\u304d\u307e\u3057\u305f\u3002\u306a\u305c\u5f7c\u3089\u306e\u65b0\u3057\u3044\u7f8e\u767d\u30d5\u30a9\u30fc\u30df\u30e5\u30e9\u304c\u3001\u8a66\u9a13\u30a4\u30f3\u30ad\u30e5\u30d9\u30fc\u30bf\u30fc\u3067\u308f\u305a\u304b1\u30f6\u6708\u3067\u5b8c\u5168\u306b\u8336\u8272\u306b\u306a\u3063\u305f\u306e\u304b\u5c0b\u306d\u3089\u308c\u307e\u3057\u305f\u3002\u79c1\u306f\u5f7c\u3089\u306b\u53b3\u3057\u3044\u771f\u5b9f\u3092\u4f1d\u3048\u307e\u3057\u305f\u3002\u5f7c\u3089\u306f\u5b89\u4fa1\u3067\u4e0d\u5b89\u5b9a\u306a\u6709\u52b9\u6210\u5206\u3092\u8cfc\u5165\u3057\u3001\u5316\u5b66\u7684\u306a\u8b77\u885b\u3092\u7701\u7565\u3057\u3066\u3044\u307e\u3057\u305f\u3002<\/p><p>\u79c1\u305f\u3061\u306f\u4e16\u754c\u4e2d\u306e\u5316\u7ca7\u54c1\u5de5\u5834\u306b\u6709\u52b9\u306a\u539f\u6599\u3092\u4f9b\u7d66\u3057\u3066\u3044\u307e\u3059\u3002\u79c1\u305f\u3061\u306f\u30d6\u30e9\u30f3\u30c9\u304c\u6bce\u65e5\u5168\u304f\u540c\u3058\u9593\u9055\u3044\u3092\u72af\u3059\u306e\u3092\u898b\u3066\u304d\u307e\u3057\u305f\u3002\u3042\u306a\u305f\u306f\u5f37\u529b\u306a\u808c\u306e\u30d6\u30e9\u30a4\u30c8\u30cb\u30f3\u30b0\u3092\u671b\u307f\u3001\u5c0f\u58f2\u68da\u3067\u5b8c\u74a7\u306b\u767d\u3044\u88fd\u54c1\u3092\u671b\u307f\u307e\u3059\u3002\u3057\u304b\u3057\u3001\u30b3\u30a6\u30b8\u9178\u3092\u4e07\u80fd\u3067\u3001\u305d\u306e\u307e\u307e\u6df7\u305c\u308b\u3060\u3051\u306e\u6210\u5206\u306e\u3088\u3046\u306b\u6271\u3063\u3066\u3044\u3066\u306f\u3001\u4e21\u65b9\u3092\u9054\u6210\u3059\u308b\u3053\u3068\u306f\u3067\u304d\u307e\u305b\u3093\u3002\u305d\u308c\u306f\u975e\u5e38\u306b\u63ee\u767a\u6027\u3067\u3059\u3002<\/p><p>\u57fa\u672c\u7684\u306a\u73fe\u5b9f\u3092\u898b\u3066\u307f\u307e\u3057\u3087\u3046\u3002\u3042\u306a\u305f\u306e\u539f\u6599\u304c\u640d\u306a\u308f\u308c\u308c\u3070\u3001\u6700\u7d42\u88fd\u54c1\u306f\u5931\u6557\u3057\u307e\u3059\u3002\u79c1\u305f\u3061\u306f\u3001\u30b3\u30a6\u30b8\u9178\u306e\u30c9\u30e9\u30e0\u3092\u4e00\u3064\u51fa\u8377\u3059\u308b\u524d\u306b\u3001\u3053\u308c\u3089\u306e\u6b63\u78ba\u306a\u6570\u5024\u3092\u8981\u6c42\u3057\u307e\u3059\u3002<\/p><figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><td><strong>\u30d1\u30e9\u30e1\u30fc\u30bf<\/strong><\/td><td><strong>\u5f53\u793e\u306e\u4ed5\u69d8<\/strong><\/td><td><strong>\u8a66\u9a13\u65b9\u6cd5<\/strong><\/td><\/tr><\/thead><tbody><tr><td>\u30a2\u30c3\u30bb\u30a4\uff08\u30b3\u30a6\u30b8\u9178\uff09<\/td><td>\u2265 99.0%<\/td><td>HPLC<\/td><\/tr><tr><td>\u5916\u89b3<\/td><td>\u767d\u307e\u305f\u306f\u30aa\u30d5\u30db\u30ef\u30a4\u30c8\u306e\u7d50\u6676<\/td><td>\u5916\u89b3<\/td><\/tr><tr><td>\u878d\u70b9<\/td><td>152\u2103\uff5e156\u2103<\/td><td>\u878d\u70b9\u6e2c\u5b9a\u88c5\u7f6e<\/td><\/tr><tr><td>\u4e7e\u71e5\u6e1b\u91cf<\/td><td>\u2264 0.5%<\/td><td>USP<\/td><\/tr><tr><td>Heavy Metals (Pb, As)<\/td><td>\u5408\u8a0810 ppm\u672a\u6e80<\/td><td>ICP-MS<\/td><\/tr><tr><td>\u306a\u305c\u79c1\u305f\u3061\u306f\u9244\u3092\u3053\u308c\u307b\u3069\u53b3\u3057\u304f\u30c6\u30b9\u30c8\u3059\u308b\u306e\u3067\u3057\u3087\u3046\u304b\uff1f\u30b3\u30a6\u30b8\u9178\u306f\u91d1\u5c5e\u30a4\u30aa\u30f3\u3092\u597d\u307f\u307e\u3059\u3002<\/td><td>10 ppm\u672a\u6e80<\/td><td>\u539f\u5b50\u5438\u5149<\/td><\/tr><\/tbody><\/table><\/figure><p>\u305d\u306e\u9244\u5206\u9650\u5ea6\u3092\u3088\u304f\u898b\u3066\u304f\u3060\u3055\u3044\u300210 ppm\u672a\u6e80\u3067\u3059\u3002\u306a\u305c\u305d\u308c\u304c\u91cd\u8981\u306a\u306e\u3067\u3057\u3087\u3046\u304b\uff1f\u30b3\u30a6\u30b8\u9178\u306f\u91d1\u5c5e\u30a4\u30aa\u30f3\u306b\u5bfe\u3057\u3066\u5de8\u5927\u306a\u78c1\u77f3\u306e\u3088\u3046\u306b\u4f5c\u7528\u3057\u307e\u3059\u3002\u3042\u306a\u305f\u306e\u5de5\u5834\u306e\u6c34\u306b\u9244\u3084\u9285\u306e\u5fae\u91cf\u306a\u75d5\u8de1\u304c\u542b\u307e\u308c\u3066\u3044\u308b\u5834\u5408\u3001\u9178\u306f\u77ac\u6642\u306b\u305d\u308c\u3089\u306b\u7d50\u5408\u3057\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u3042\u306a\u305f\u306e\u7f8e\u3057\u3044\u767d\u3044\u30af\u30ea\u30fc\u30e0\u3092\u6ce5\u306e\u3088\u3046\u306a\u9ec4\u8272\u306e\u707d\u5bb3\u306b\u5909\u3048\u308b\u5316\u5b66\u8907\u5408\u4f53\u304c\u751f\u6210\u3055\u308c\u307e\u3059\u3002<\/p><p>\u5b9f\u969b\u306b\u4eba\u9593\u306e\u808c\u3067\u3069\u306e\u3088\u3046\u306b\u6a5f\u80fd\u3059\u308b\u306e\u3067\u3057\u3087\u3046\u304b\uff1f\u305d\u308c\u306f\u30c1\u30ed\u30b7\u30ca\u30fc\u30bc\u3092\u505c\u6b62\u3055\u305b\u307e\u3059\u3002\u30c1\u30ed\u30b7\u30ca\u30fc\u30bc\u3092\u3001\u3042\u306a\u305f\u306e\u808c\u306e\u30e1\u30e9\u30cb\u30f3\u5de5\u5834\u306e\u30dc\u30b9\u3068\u8003\u3048\u3066\u304f\u3060\u3055\u3044\u3002\u30b3\u30a6\u30b8\u9178\u306f\u3001\u30dc\u30b9\u304c\u6a5f\u80fd\u3059\u308b\u305f\u3081\u306b\u5fc5\u8981\u306a\u9285\u30a4\u30aa\u30f3\u3092\u596a\u3044\u307e\u3059\u3002\u5de5\u5834\u306f\u9ed2\u3044\u6591\u70b9\u306e\u751f\u6210\u3092\u505c\u6b62\u3057\u307e\u3059\u3002\u79c1\u305f\u3061\u306f\u5e38\u306b\u3001\u4ed6\u306e\u696d\u754c\u6a19\u6e96\u3068\u6bd4\u8f03\u3057\u3066\u305d\u306e\u539f\u6599\u306e\u529b\u3092\u30d9\u30f3\u30c1\u30de\u30fc\u30af\u3057\u3066\u3044\u307e\u3059\u3002<\/p><figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><td><strong>\u7f8e\u767d\u5264<\/strong><\/td><td><strong>\u30c1\u30ed\u30b7\u30ca\u30fc\u30bc\u963b\u5bb3\uff08IC50\uff09<\/strong><\/td><td><strong>\u76ae\u819a\u523a\u6fc0\u30ea\u30b9\u30af<\/strong><\/td><td><strong>\u4fa1\u683c\u5e2f<\/strong><\/td><\/tr><\/thead><tbody><tr><td>\u5f53\u793e\u306e\u30b3\u30a6\u30b8\u9178\uff0899%\uff09<\/td><td>5 \u03bcg\/mL<\/td><td>\u4e2d\u304f\u3089\u3044<\/td><td>\u7d4c\u6e08\u7684<\/td><\/tr><tr><td>\u30a2\u30eb\u30d5\u30a1\u30a2\u30eb\u30d6\u30c1\u30f3<\/td><td>5 \u03bcg\/mL<\/td><td>\u4f4e\u3044<\/td><td>\u4e2d\u304f\u3089\u3044<\/td><\/tr><tr><td>\u6a19\u6e96\u30cf\u30a4\u30c9\u30ed\u30ad\u30ce\u30f3<\/td><td>2 \u03bcg\/mL<\/td><td>\u6975\u5ea6<\/td><td>\u4f4e\u3044<\/td><\/tr><\/tbody><\/table><\/figure><p>\u9ad8\u4fa1\u306a\u690d\u7269\u30a8\u30ad\u30b9\u306e\u4e00\u90e8\u7a0b\u5ea6\u306e\u30b3\u30b9\u30c8\u3067\u3001\u5f37\u529b\u306a\u30d6\u30e9\u30a4\u30c8\u30cb\u30f3\u30b0\u52b9\u679c\u304c\u5f97\u3089\u308c\u307e\u3059\u3002\u3057\u304b\u3057\u3001\u51e6\u65b9\u306e\u96e3\u3057\u3055\u3068\u3044\u3046\u4ee3\u511f\u3092\u6255\u3046\u3053\u3068\u306b\u306a\u308a\u307e\u3059\u3002<\/p><p>\u5de5\u5834\u3067\u306e\u5b9f\u969b\u306e\u4e8b\u4f8b\u3092\u304a\u8a71\u3057\u3057\u307e\u3057\u3087\u3046\u3002\u6628\u5e74\u3001\u6771\u5357\u30a2\u30b8\u30a2\u306e\u53d7\u8a17\u88fd\u9020\u696d\u8005\u304b\u3089\u9023\u7d61\u304c\u3042\u308a\u307e\u3057\u305f\u3002\u5f7c\u3089\u306e\u4e3b\u529b\u7f8e\u767d\u30ed\u30fc\u30b7\u30e7\u30f3\u304cEU\u306e\u898f\u5236\u306b\u9069\u5408\u305b\u305a\u3001\u3055\u3089\u306b\u60aa\u3044\u3053\u3068\u306b\u3001\u8272\u5b89\u5b9a\u6027\u304c\u60aa\u5922\u306e\u3088\u3046\u3067\u3057\u305f\u3002<\/p><p>\u79c1\u306f\u5f7c\u3089\u306b\u3001\u5f53\u793e\u306e99%\u9ad8\u7d14\u5ea6\u30b3\u30a6\u30b8\u9178\u30d1\u30a6\u30c0\u30fc\u3092\u9001\u308a\u307e\u3057\u305f\u3002\u305d\u3057\u3066\u3001\u5f7c\u3089\u306e\u4e3b\u4efb\u5316\u5b66\u8005\u306b\u3001\u5f53\u793e\u306e\u793e\u5185\u5de5\u5834\u30eb\u30fc\u30eb\u3092\u4f1d\u3048\u307e\u3057\u305f\u3002<\/p><p>\u307e\u305a\u3001\u6c34\u3092\u7ba1\u7406\u3059\u308b\u3088\u3046\u306b\u4f1d\u3048\u307e\u3057\u305f\u3002\u6c34\u76f8\u306b0.2% EDTA\u4e8c\u30ca\u30c8\u30ea\u30a6\u30e0\u3092\u6dfb\u52a0\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u308c\u306f\u5316\u5b66\u7684\u306a\u6abb\u3068\u3057\u3066\u6a5f\u80fd\u3057\u3001\u30b3\u30a6\u30b8\u9178\u306b\u89e6\u308c\u308b\u524d\u306b\u3001\u4e0d\u6b63\u306a\u91d1\u5c5e\u30a4\u30aa\u30f3\u3092\u9589\u3058\u8fbc\u3081\u307e\u3059\u3002\u6b21\u306b\u30010.1%\u30e1\u30bf\u91cd\u4e9c\u786b\u9178\u30ca\u30c8\u30ea\u30a6\u30e0\u3092\u6dfb\u52a0\u3059\u308b\u3088\u3046\u306b\u4f1d\u3048\u307e\u3057\u305f\u3002\u3053\u308c\u306f\u6297\u9178\u5316\u5264\u306e\u30dc\u30c7\u30a3\u30ac\u30fc\u30c9\u3068\u3057\u3066\u6a5f\u80fd\u3057\u3001\u9178\u304c\u9178\u5316\u3057\u306a\u3044\u3088\u3046\u306b\u71b1\u3092\u53d7\u3051\u6b62\u3081\u307e\u3059\u3002\u6700\u5f8c\u306b\u3001\u7c89\u672b\u306f\u6700\u7d42\u51b7\u5374\u6bb5\u968e\u3067\u3001\u53b3\u5bc6\u306b40\u2103\u672a\u6e80\u3067\u6dfb\u52a0\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3057\u305f\u3002\u71b1\u306f\u3001\u3053\u306e\u5206\u5b50\u3092\u7834\u58ca\u3057\u307e\u3059\u3002<\/p><p>\u5f7c\u3089\u306f\u65b0\u3057\u304412\u9031\u9593\u306e\u52a0\u901f\u5b89\u5b9a\u6027\u8a66\u9a13\u3092\u5b9f\u65bd\u3057\u307e\u3057\u305f\u3002\u5f53\u793e\u306e\u30e9\u30dc\u30c7\u30fc\u30bf\u306e\u9055\u3044\u3092\u898b\u3066\u304f\u3060\u3055\u3044\u3002<\/p><figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><td><strong>\u30d5\u30a9\u30fc\u30df\u30e5\u30e9\u30d0\u30ea\u30a8\u30fc\u30b7\u30e7\u30f3\uff0845\u2103\uff09<\/strong><\/td><td><strong>4\u9031\u76ee\u306e\u8272<\/strong><\/td><td><strong>12\u9031\u76ee\u306e\u8272<\/strong><\/td><td><strong>\u6709\u52b9\u6210\u5206\u4fdd\u6301\u7387<\/strong><\/td><\/tr><\/thead><tbody><tr><td>\u6a19\u6e96\u30d5\u30a9\u30fc\u30df\u30e5\u30e9<\/td><td>\u9ec4\u8272<\/td><td>\u6fc3\u3044\u8336\u8272<\/td><td>68%<\/td><\/tr><tr><td>\u5f53\u793e\u306e\u4fdd\u8b77\u30d5\u30a9\u30fc\u30df\u30e5\u30e9<\/td><td>\u7d14\u767d<\/td><td>\u30aa\u30d5\u30db\u30ef\u30a4\u30c8<\/td><td>94%<\/td><\/tr><\/tbody><\/table><\/figure><p>\u5f7c\u3089\u306e\u30ed\u30fc\u30b7\u30e7\u30f3\u306f\u767d\u3055\u3092\u4fdd\u3061\u307e\u3057\u305f\u3002\u81e8\u5e8a\u8a66\u9a13\u3067\u306f\u3001\u30dc\u30e9\u30f3\u30c6\u30a3\u30a2\u306e\u9811\u56fa\u306a\u30b7\u30df\u304c28%\u6e1b\u5c11\u3057\u307e\u3057\u305f\u3002\u5f7c\u3089\u306f\u5b89\u5b9a\u6027\u76e3\u67fb\u306b\u5408\u683c\u3057\u3001\u7121\u4e8b\u767a\u58f2\u3055\u308c\u307e\u3057\u305f\u3002<\/p><p>\u73fe\u5728\u3001\u898f\u5236\u306e\u72b6\u6cc1\u306f\u5927\u304d\u304f\u5909\u5316\u3057\u3066\u3044\u307e\u3059\u3002EU\u6d88\u8cbb\u8005\u5b89\u5168\u79d1\u5b66\u59d4\u54e1\u4f1a\uff08SCCS\uff09\u306f\u6700\u8fd1\u3001\u30b3\u30a6\u30b8\u9178\u306b\u5bfe\u3057\u3066\u53b3\u3057\u3044\u63aa\u7f6e\u3092\u53d6\u308a\u307e\u3057\u305f\u3002\u9854\u7528\u304a\u3088\u3073\u30cf\u30f3\u30c9\u30af\u30ea\u30fc\u30e0\u306e\u6700\u5927\u5b89\u5168\u6fc3\u5ea6\u3092\u6b63\u78ba\u306b1.0%\u306b\u5236\u9650\u3057\u307e\u3057\u305f\u3002<\/p><p>\u304b\u3064\u3066\u30d6\u30e9\u30f3\u30c9\u306f\u3001\u591a\u3051\u308c\u3070\u591a\u3044\u307b\u3069\u826f\u3044\u3068\u8003\u3048\u30013%\u307e\u305f\u306f4%\u3092\u30d5\u30a9\u30fc\u30df\u30e5\u30e9\u306b\u6295\u5165\u3057\u3066\u3044\u307e\u3057\u305f\u3002\u4eca\u65e5\u3001\u305d\u308c\u3092\u3059\u308b\u3068\u3001\u3042\u306a\u305f\u306e\u88fd\u54c1\u306f\u30e8\u30fc\u30ed\u30c3\u30d1\u3067\u7981\u6b62\u3055\u308c\u307e\u3059\u3002\u6cd5\u5f8b\u3092\u7834\u308b\u3053\u3068\u306a\u304f\u7d50\u679c\u3092\u5f97\u308b\u305f\u3081\u306b\u306f\u3001\u9ad8\u7d14\u5ea6\u306e\u539f\u6599\u3092\u3001\u7ba1\u7406\u3055\u308c\u305f\u5408\u6cd5\u7684\u306a\u7528\u91cf\u3067\u4f7f\u7528\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p><p>\u3053\u306e\u6210\u5206\u3092\u4f7f\u3063\u305f\u51e6\u65b9\u306f\u3001\u5316\u5b66\u7684\u306a\u7db1\u6e21\u308a\u306e\u3088\u3046\u306a\u3082\u306e\u3067\u3059\u3002\u30a8\u30de\u30eb\u30b8\u30e7\u30f3\u3092\u53f0\u7121\u3057\u306b\u3059\u308b\u5b89\u4fa1\u306a\u30d1\u30a6\u30c0\u30fc\u306e\u8cfc\u5165\u3092\u3084\u3081\u307e\u3057\u3087\u3046\u3002\u91d1\u5c5e\u30a4\u30aa\u30f3\u3092\u7ba1\u7406\u3057\u307e\u3057\u3087\u3046\u3002\u30bf\u30f3\u30af\u306e\u6e29\u5ea6\u306b\u6ce8\u610f\u3057\u307e\u3057\u3087\u3046\u3002\u304a\u5ba2\u69d8\u306f\u652f\u6255\u3063\u305f\u3060\u3051\u306e\u8f1d\u304f\u808c\u3092\u624b\u306b\u5165\u308c\u3001\u3042\u306a\u305f\u306f\u53f0\u7121\u3057\u306b\u306a\u3063\u305f\u30d0\u30c3\u30c1\u3092\u30b4\u30df\u7bb1\u306b\u6368\u3066\u308b\u306e\u3092\u3084\u3081\u308b\u3067\u3057\u3087\u3046\u3002<\/p><p>\u51e6\u65b9\u30c7\u30fc\u30bf\u3067\u53c2\u7167\u3055\u308c\u305f\u6587\u732e\uff1a<\/p><ol start=\"1\" class=\"wp-block-list\"><li>SCCS\uff08\u6d88\u8cbb\u8005\u5b89\u5168\u79d1\u5b66\u59d4\u54e1\u4f1a\uff09\u3002(2022)\u3002\u30b3\u30a6\u30b8\u9178\u306b\u95a2\u3059\u308b\u610f\u898b\u3002SCCS\/1637\/21\u3002<\/li>\n\n<li>\u30ab\u30d0\u30cd\u30b9\u3001J.\u4ed6 (1994)\u3002\u5316\u7ca7\u54c1\u306e\u7f8e\u767d\u5264\u3067\u3042\u308b\u30b3\u30a6\u30b8\u9178\u306f\u3001\u30c1\u30ed\u30b7\u30ca\u30fc\u30bc\u306e\u30ab\u30c6\u30b3\u30e9\u30fc\u30bc\u6d3b\u6027\u306e\u9045\u5ef6\u7d50\u5408\u963b\u5bb3\u5264\u3067\u3042\u308b\u3002Journal of Pharmacy and Pharmacology, 46(12), 982-985.<\/li>\n\n<li>\u30e9\u30b8\u30b9\u3001A.F.B.\u4ed6 (2012)\u3002\u8272\u7d20\u6c88\u7740\u3057\u305fB16F1\u30e1\u30e9\u30ce\u30fc\u30de\u7d30\u80de\u306b\u304a\u3051\u308b\u30b3\u30a6\u30b8\u9178\u30a8\u30b9\u30c6\u30eb\u306e\u8131\u8272\u7d20\u52b9\u679c\u3002Journal of Biomedicine and Biotechnology, 2012, 732420.<\/li><\/ol>","protected":false},"excerpt":{"rendered":"<p>I threw a batch of a client&#8217;s prototype cream into the trash last Wednesday. It looked like rusted iron. The brand owner called me, furious&#8230;.<\/p>","protected":false},"author":8,"featured_media":11051,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[62],"tags":[],"class_list":["post-12296","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-industry-news"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v23.8 (Yoast SEO v24.2) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>TECHNICAL INSIGHTS: OPTIMIZING KOJIC ACID POWDER FOR SKIN LIGHTENING FORMULATIONS - Shaanxi Huatai Bio-Fine Chemical Co., Ltd.<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/glabridinchina.com\/ja\/technical-insights-optimizing-kojic-acid-powder-for-skin-lightening-formulations\/\" \/>\n<meta property=\"og:locale\" content=\"ja_JP\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"TECHNICAL INSIGHTS: OPTIMIZING KOJIC ACID POWDER FOR SKIN LIGHTENING FORMULATIONS\" \/>\n<meta property=\"og:description\" content=\"I threw a batch of a client&#8217;s prototype cream into the trash last Wednesday. 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