diff --git a/dify_1.11.1/web/app/components/base/iframe-postmessage.tsx b/dify_1.11.1/web/app/components/base/iframe-postmessage.tsx
index e21dbf05..152f9e9e 100644
--- a/dify_1.11.1/web/app/components/base/iframe-postmessage.tsx
+++ b/dify_1.11.1/web/app/components/base/iframe-postmessage.tsx
@@ -1,6 +1,8 @@
 'use client'
 import { useEffect, useRef } from 'react'
 import { useSelector } from '@/context/app-context'
+import { get } from '@/service/base'
+import Cookies from 'js-cookie'
 
 /**
  * IframePostMessage
@@ -70,6 +72,28 @@ const IframePostMessage = () => {
     }
   }
 
+  /**
+   * fetchAndStoreEmail
+   * 调用 /console/api/account/profile 接口，获取当前用户信息，
+   * 并将其中的 email 字段写入浏览器 Cookie。
+   */
+  const fetchAndStoreEmail = async () => {
+    try {
+      const profile = await get<{ email: string }>('/account/profile')
+      const email = profile?.email || ''
+      if (email) {
+        Cookies.set('email', email, {
+          expires: 365,
+          path: '/',
+          sameSite: 'Lax',
+          secure: globalThis.location.protocol === 'https:',
+        } as any)
+      }
+    } catch {
+      // 忽略接口错误
+    }
+  }
+
   useEffect(() => {
     if (initializedRef.current) return
     initializedRef.current = true
@@ -104,6 +128,13 @@ const IframePostMessage = () => {
     applyHeaderVisibility()
   }, [isCurrentWorkspaceManager])
 
+  /**
+   * 初始化时调用接口并写入 email 到 Cookie
+   */
+  useEffect(() => {
+    fetchAndStoreEmail()
+  }, [])
+
   return null
 }