diff --git a/application/Espo/Resources/i18n/en_US/Email.json b/application/Espo/Resources/i18n/en_US/Email.json
index 9243bbb7b2..27d74da782 100644
--- a/application/Espo/Resources/i18n/en_US/Email.json
+++ b/application/Espo/Resources/i18n/en_US/Email.json
@@ -102,7 +102,8 @@
         "noSmtpSetup": "No SMTP setup. {link}.",
         "testEmailSent": "Test email has been sent",
         "emailSent": "Email has been sent",
-        "savedAsDraft": "Saved as draft"
+        "savedAsDraft": "Saved as draft",
+        "confirmInsertTemplate": "The email body will be lost. Are you sure you want to insert the template?"
     },
     "presetFilters": {
         "sent": "Sent",
diff --git a/client/src/views/email/record/compose.js b/client/src/views/email/record/compose.js
index 90e25ceae8..31349dacb7 100644
--- a/client/src/views/email/record/compose.js
+++ b/client/src/views/email/record/compose.js
@@ -54,30 +54,27 @@ Espo.define('views/email/record/compose', ['views/record/edit', 'views/email/rec
             }
 
             this.listenTo(this.model, 'insert-template', function (data) {
-                var body = data.body;
-                if (this.hasSignature()) {
-                    body = this.appendSignature(body || '', data.isHtml);
-                }
-                this.model.set('isHtml', data.isHtml);
-                this.model.set('name', data.subject);
-                this.model.set('body', '');
-                this.model.set('body', body);
+                var body = this.model.get('body');
 
-                if (this.options.keepAttachmentsOnSelectTemplate) {
-                    this.initialAttachmentsIds.forEach(function (id) {
-                        if (data.attachmentsIds) {
-                            data.attachmentsIds.push(id);
-                        }
-                        if (data.attachmentsNames) {
-                            data.attachmentsNames[id] = this.initialAttachmentsNames[id] || id;
-                        }
+                var bodyPlain = body.replace(/<br\s*\/?>/mg, '');
+                bodyPlain = bodyPlain.replace(/<\/p\s*\/?>/mg, '');
+                bodyPlain = bodyPlain.replace(/ /g, '');
+                bodyPlain = bodyPlain.replace(/\n/g, '');
+
+                var $div = $('<div>').html(bodyPlain);
+                bodyPlain = $div.text();
+
+                if (bodyPlain !== '' && this.model.get('body') !== this.attributes.body) {
+                    this.confirm({
+                        message: this.translate('confirmInsertTemplate', 'messages', 'Email'),
+                        confirmText: this.translate('Yes')
+                    }, function () {
+                        this.insertTemplate(data);
                     }, this);
+                } else {
+                    this.insertTemplate(data);
                 }
 
-                this.model.set({
-                    attachmentsIds: data.attachmentsIds,
-                    attachmentsNames: data.attachmentsNames
-                });
             }, this);
 
             if (this.options.selectTemplateDisabled) {
@@ -85,6 +82,33 @@ Espo.define('views/email/record/compose', ['views/record/edit', 'views/email/rec
             }
         },
 
+        insertTemplate: function (data) {
+            var body = data.body;
+            if (this.hasSignature()) {
+                body = this.appendSignature(body || '', data.isHtml);
+            }
+            this.model.set('isHtml', data.isHtml);
+            this.model.set('name', data.subject);
+            this.model.set('body', '');
+            this.model.set('body', body);
+
+            if (this.options.keepAttachmentsOnSelectTemplate) {
+                this.initialAttachmentsIds.forEach(function (id) {
+                    if (data.attachmentsIds) {
+                        data.attachmentsIds.push(id);
+                    }
+                    if (data.attachmentsNames) {
+                        data.attachmentsNames[id] = this.initialAttachmentsNames[id] || id;
+                    }
+                }, this);
+            }
+
+            this.model.set({
+                attachmentsIds: data.attachmentsIds,
+                attachmentsNames: data.attachmentsNames
+            });
+        },
+
         prependSignature: function (body, isHtml) {
             if (isHtml) {
                 var signature = this.getSignature();