diff --git a/packages/core/src/NodeExecuteFunctions.ts b/packages/core/src/NodeExecuteFunctions.ts
index 11240779d0..0171dd1849 100644
--- a/packages/core/src/NodeExecuteFunctions.ts
+++ b/packages/core/src/NodeExecuteFunctions.ts
@@ -677,6 +677,10 @@ async function proxyRequestToAxios(
 	});
 }
 
+function isIterator(obj: unknown): boolean {
+	return obj instanceof Object && Symbol.iterator in obj;
+}
+
 function convertN8nRequestToAxios(n8nRequest: IHttpRequestOptions): AxiosRequestConfig {
 	// Destructure properties with the same name first.
 	const { headers, method, timeout, auth, proxy, url } = n8nRequest;
@@ -716,21 +720,17 @@ function convertN8nRequestToAxios(n8nRequest: IHttpRequestOptions): AxiosRequest
 		};
 	}
 
-	// if there is a body and it's empty (does not have properties),
-	// make sure not to send anything in it as some services fail when
-	// sending GET request with empty body.
-	if (n8nRequest.body && Object.keys(n8nRequest.body).length) {
-		axiosRequest.data = n8nRequest.body;
+	const { body } = n8nRequest;
+	if (body) {
 		// Let's add some useful header standards here.
 		const existingContentTypeHeaderKey = searchForHeader(axiosRequest.headers, 'content-type');
 		if (existingContentTypeHeaderKey === undefined) {
+			axiosRequest.headers = axiosRequest.headers || {};
 			// We are only setting content type headers if the user did
 			// not set it already manually. We're not overriding, even if it's wrong.
-			if (axiosRequest.data instanceof FormData) {
-				axiosRequest.headers = axiosRequest.headers || {};
+			if (body instanceof FormData) {
 				axiosRequest.headers['Content-Type'] = 'multipart/form-data';
-			} else if (axiosRequest.data instanceof URLSearchParams) {
-				axiosRequest.headers = axiosRequest.headers || {};
+			} else if (body instanceof URLSearchParams) {
 				axiosRequest.headers['Content-Type'] = 'application/x-www-form-urlencoded';
 			}
 		} else if (
@@ -738,6 +738,12 @@ function convertN8nRequestToAxios(n8nRequest: IHttpRequestOptions): AxiosRequest
 		) {
 			axiosRequest.data = new URLSearchParams(n8nRequest.body as Record<string, string>);
 		}
+		// if there is a body and it's empty (does not have properties),
+		// make sure not to send anything in it as some services fail when
+		// sending GET request with empty body.
+		if (isIterator(body) || Object.keys(body).length > 0) {
+			axiosRequest.data = body;
+		}
 	}
 
 	if (n8nRequest.json) {