diff --git a/assets/js/components/notifications/utils.js b/assets/js/components/notifications/utils.js
new file mode 100644
index 00000000..6c2d3eb1
--- /dev/null
+++ b/assets/js/components/notifications/utils.js
@@ -0,0 +1,33 @@
+/**
+ * Notifications utilities
+ * 
+ * @author Pierre HUBERT
+ */
+
+ComunicWeb.components.notifications.utils = {
+
+	/**
+	 * Get the users ID that might be required to display the notifications
+	 * 
+	 * @param {array} list The list of notifications to process
+	 * @return {array} The list of users id
+	 */
+	get_users_id: function(list){
+
+		var users = [];
+
+		for (let index = 0; index < list.length; index++) {
+			const notif = list[index];
+			
+			if(!users.includes(notif.from_user_id))
+				users.push(notif.from_user_id);
+
+			if(!users.includes(notif.from_container_id) && notif.from_container_type == "user_page")
+				users.push(notif.from_container_id);
+		}
+
+		return users;
+
+	}
+
+}
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