diff --git a/README.md b/README.md
index 03793c9..7c4781b 100644
--- a/README.md
+++ b/README.md
@@ -97,6 +97,7 @@ simplemde.value("This text will appear in the editor");
 - **promptURLs**: If set to `true`, a JS alert window appears asking for the link or image URL. Defaults to `false`.
 - **renderingConfig**: Adjust settings for parsing the Markdown during previewing (not editing).
   - **singleLineBreaks**: If set to `false`, disable parsing GFM single line breaks. Defaults to `true`.
+  - **sanitize**: If set to `true`, enable sanitizing on the preview. e.g. '<br/>' will be render as text instead of a line-break
   - **codeSyntaxHighlighting**: If set to `true`, will highlight using [highlight.js](https://github.com/isagalaev/highlight.js). Defaults to `false`. To use this feature you must include highlight.js on your page. For example, include the script and the CSS files like:<br>`<script src="https://cdn.jsdelivr.net/highlight.js/latest/highlight.min.js"></script>`<br>`<link rel="stylesheet" href="https://cdn.jsdelivr.net/highlight.js/latest/styles/github.min.css">`
 - **shortcuts**: Keyboard shortcuts associated with this instance. Defaults to the [array of shortcuts](#keyboard-shortcuts).
 - **showIcons**: An array of icon names to show. Can be used to show specific icons hidden by default without completely customizing the toolbar.
@@ -152,6 +153,7 @@ var simplemde = new SimpleMDE({
 	promptURLs: true,
 	renderingConfig: {
 		singleLineBreaks: false,
+		sanitize: true,
 		codeSyntaxHighlighting: true,
 	},
 	shortcuts: {
diff --git a/src/js/simplemde.js b/src/js/simplemde.js
index 016d693..bf1b016 100644
--- a/src/js/simplemde.js
+++ b/src/js/simplemde.js
@@ -1401,6 +1401,12 @@ SimpleMDE.prototype.markdown = function(text) {
 		} else {
 			markedOptions.breaks = true;
 		}
+		
+		if(this.options && this.options.renderingConfig && this.options.renderingConfig.sanitize === true) {
+			markedOptions.sanitize = true;
+		} else {
+			markedOptions.sanitize = false;
+		}
 
 		if(this.options && this.options.renderingConfig && this.options.renderingConfig.codeSyntaxHighlighting === true && window.hljs) {
 			markedOptions.highlight = function(code) {
@@ -2025,4 +2031,4 @@ SimpleMDE.prototype.toTextArea = function() {
 	}
 };
 
-module.exports = SimpleMDE;
\ No newline at end of file
+module.exports = SimpleMDE;