diff --git a/frontend/src/views/RecipeManager.vue b/frontend/src/views/RecipeManager.vue
index 32a6124..16beca7 100644
--- a/frontend/src/views/RecipeManager.vue
+++ b/frontend/src/views/RecipeManager.vue
@@ -1285,9 +1285,11 @@ async function shareDiaryToPublic(diary) {
       ui.showToast('公共配方库中已有一模一样的配方「' + diary.name + '」')
       return
     }
-    // Same name, different content
+    // Same name, different content — show details
+    const existIngs = pIngs.map(i => `${i.oil}${i.drops}滴`).join('、')
+    const newIngs = dIngs.map(i => `${i.oil}${i.drops}滴`).join('、')
     const action = await showConfirm(
-      `公共配方库中已有同名配方「${diary.name}」但内容不同，是否改名后共享？`,
+      `公共配方库中已有同名配方「${diary.name}」，内容不同：\n\n已有：${existIngs}\n新的：${newIngs}\n\n是否改名后共享？`,
       { okText: '改名', cancelText: '取消' }
     )
     if (!action) return