diff --git a/app/javascript/mastodon/features/account/components/header.js b/app/javascript/mastodon/features/account/components/header.js
index 6f802ceda9..75284bf6c7 100644
--- a/app/javascript/mastodon/features/account/components/header.js
+++ b/app/javascript/mastodon/features/account/components/header.js
@@ -7,6 +7,7 @@ import { defineMessages, injectIntl, FormattedMessage } from 'react-intl';
 import IconButton from '../../../components/icon_button';
 import Avatar from '../../../components/avatar';
 import ImmutablePureComponent from 'react-immutable-pure-component';
+import { processBio } from '../util/bio_metadata';
 
 const messages = defineMessages({
   unfollow: { id: 'account.unfollow', defaultMessage: 'Unfollow' },
@@ -14,57 +15,6 @@ const messages = defineMessages({
   requested: { id: 'account.requested', defaultMessage: 'Awaiting approval' },
 });
 
-/*
-  THIS IS A MESS BECAUSE EFFING MASTODON AND ITS EFFING HTML BIOS
-  INSTEAD OF JUST STORING EVERYTHING IN PLAIN EFFING TEXT ! ! ! !
-  BLANK LINES ALSO WON'T WORK BECAUSE RIGHT NOW MASTODON CONVERTS
-  THOSE INTO `<P>` ELEMENTS INSTEAD OF LEAVING IT AS `<BR><BR>` !
-  TL:DR; THIS IS LARGELY A HACK. WITH BETTER BACKEND STUFF WE CAN
-  IMPROVE THIS BY BETTER PREDICTING HOW THE METADATA WILL BE SENT
-  WHILE MAINTAINING BASIC PLAIN-TEXT PROCESSING. THE OTHER OPTION
-  IS TO TURN ALL BIOS INTO PLAIN-TEXT VIA A TREE-WALKER, AND THEN
-  PROCESS THE YAML AND LINKS AND EVERYTHING OURSELVES. THIS WOULD
-  BE INCREDIBLY COMPLICATED, AND IT WOULD BE A MILLION TIMES LESS
-  DIFFICULT IF MASTODON JUST GAVE US PLAIN-TEXT BIOS (WHICH QUITE
-  FRANKLY MAKES THE MOST SENSE SINCE THAT'S WHAT USERS PROVIDE IN
-  SETTINGS) TO BEGIN WITH AND LEFT ALL PROCESSING TO THE FRONTEND
-  TO HANDLE ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! !
-  ANYWAY I KNOW WHAT NEEDS TO BE DONE REGARDING BACKEND STUFF BUT
-  I'M NOT SMART ENOUGH TO FIGURE OUT HOW TO ACTUALLY IMPLEMENT IT
-  SO FEEL FREE TO @ ME IF YOU NEED MY IDEAS REGARDING THAT. UNTIL
-  THEN WE'LL JUST HAVE TO MAKE DO WITH THIS MESSY AND UNFORTUNATE
-  HACKING ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! !
-
-                                           with love,
-                                           @kibi@glitch.social <3
-*/
-
-const NEW_LINE    = /(?:^|\r?\n|<br\s*\/?>)/g;
-const YAML_OPENER = /---/;
-const YAML_CLOSER = /(?:---|\.\.\.)/;
-const YAML_STRING = /(?:"(?:[^"\n]){1,32}"|'(?:[^'\n]){1,32}'|(?:[^'":\n]){1,32})/g;
-const YAML_LINE = new RegExp('\\s*' + YAML_STRING.source + '\\s*:\\s*' + YAML_STRING.source + '\\s*', 'g');
-const BIO_REGEX = new RegExp(NEW_LINE.source + '*' + YAML_OPENER.source + NEW_LINE.source + '+(?:' + YAML_LINE.source + NEW_LINE.source + '+){0,4}' + YAML_CLOSER.source + NEW_LINE.source + '*');
-
-const processBio = (data) => {
-  let props = { text: data, metadata: [] };
-  let yaml = data.match(BIO_REGEX);
-  if (!yaml) return props;
-  else yaml = yaml[0];
-  let start = props.text.indexOf(yaml);
-  let end = start + yaml.length;
-  props.text = props.text.substr(0, start) + props.text.substr(end);
-  yaml = yaml.replace(NEW_LINE, '\n');
-  let metadata = (yaml ? yaml.match(YAML_LINE) : []) || [];
-  for (let i = 0; i < metadata.length; i++) {
-    let result = metadata[i].match(YAML_STRING);
-    if (result[0][0] === '"' || result[0][0] === '\'') result[0] = result[0].substr(1, result[0].length - 2);
-    if (result[1][0] === '"' || result[1][0] === '\'') result[0] = result[1].substr(1, result[1].length - 2);
-    props.metadata.push(result);
-  }
-  return props;
-};
-
 @injectIntl
 export default class Header extends ImmutablePureComponent {
 
diff --git a/app/javascript/mastodon/features/account/util/bio_metadata.js b/app/javascript/mastodon/features/account/util/bio_metadata.js
new file mode 100644
index 0000000000..d1ff023cce
--- /dev/null
+++ b/app/javascript/mastodon/features/account/util/bio_metadata.js
@@ -0,0 +1,50 @@
+/*
+  THIS IS A MESS BECAUSE EFFING MASTODON AND ITS EFFING HTML BIOS
+  INSTEAD OF JUST STORING EVERYTHING IN PLAIN EFFING TEXT ! ! ! !
+  BLANK LINES ALSO WON'T WORK BECAUSE RIGHT NOW MASTODON CONVERTS
+  THOSE INTO `<P>` ELEMENTS INSTEAD OF LEAVING IT AS `<BR><BR>` !
+  TL:DR; THIS IS LARGELY A HACK. WITH BETTER BACKEND STUFF WE CAN
+  IMPROVE THIS BY BETTER PREDICTING HOW THE METADATA WILL BE SENT
+  WHILE MAINTAINING BASIC PLAIN-TEXT PROCESSING. THE OTHER OPTION
+  IS TO TURN ALL BIOS INTO PLAIN-TEXT VIA A TREE-WALKER, AND THEN
+  PROCESS THE YAML AND LINKS AND EVERYTHING OURSELVES. THIS WOULD
+  BE INCREDIBLY COMPLICATED, AND IT WOULD BE A MILLION TIMES LESS
+  DIFFICULT IF MASTODON JUST GAVE US PLAIN-TEXT BIOS (WHICH QUITE
+  FRANKLY MAKES THE MOST SENSE SINCE THAT'S WHAT USERS PROVIDE IN
+  SETTINGS) TO BEGIN WITH AND LEFT ALL PROCESSING TO THE FRONTEND
+  TO HANDLE ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! !
+  ANYWAY I KNOW WHAT NEEDS TO BE DONE REGARDING BACKEND STUFF BUT
+  I'M NOT SMART ENOUGH TO FIGURE OUT HOW TO ACTUALLY IMPLEMENT IT
+  SO FEEL FREE TO @ ME IF YOU NEED MY IDEAS REGARDING THAT. UNTIL
+  THEN WE'LL JUST HAVE TO MAKE DO WITH THIS MESSY AND UNFORTUNATE
+  HACKING ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! !
+
+                                           with love,
+                                           @kibi@glitch.social <3
+*/
+
+const NEW_LINE    = /(?:^|\r?\n|<br\s*\/?>)/g;
+const YAML_OPENER = /---/;
+const YAML_CLOSER = /(?:---|\.\.\.)/;
+const YAML_STRING = /(?:"(?:[^"\n]){1,32}"|'(?:[^'\n]){1,32}'|(?:[^'":\n]){1,32})/g;
+const YAML_LINE = new RegExp('\\s*' + YAML_STRING.source + '\\s*:\\s*' + YAML_STRING.source + '\\s*', 'g');
+const BIO_REGEX = new RegExp(NEW_LINE.source + '*' + YAML_OPENER.source + NEW_LINE.source + '+(?:' + YAML_LINE.source + NEW_LINE.source + '+){0,4}' + YAML_CLOSER.source + NEW_LINE.source + '*');
+
+export function processBio(data) {
+  let props = { text: data, metadata: [] };
+  let yaml = data.match(BIO_REGEX);
+  if (!yaml) return props;
+  else yaml = yaml[0];
+  let start = props.text.indexOf(yaml);
+  let end = start + yaml.length;
+  props.text = props.text.substr(0, start) + props.text.substr(end);
+  yaml = yaml.replace(NEW_LINE, '\n');
+  let metadata = (yaml ? yaml.match(YAML_LINE) : []) || [];
+  for (let i = 0; i < metadata.length; i++) {
+    let result = metadata[i].match(YAML_STRING);
+    if (result[0][0] === '"' || result[0][0] === '\'') result[0] = result[0].substr(1, result[0].length - 2);
+    if (result[1][0] === '"' || result[1][0] === '\'') result[0] = result[1].substr(1, result[1].length - 2);
+    props.metadata.push(result);
+  }
+  return props;
+}
\ No newline at end of file
diff --git a/app/javascript/packs/public.js b/app/javascript/packs/public.js
index 150a606708..ae903cdd30 100644
--- a/app/javascript/packs/public.js
+++ b/app/javascript/packs/public.js
@@ -4,6 +4,7 @@ import { delegate } from 'rails-ujs';
 import emojify from '../mastodon/emoji';
 import { getLocale } from '../mastodon/locales';
 import loadPolyfills from '../mastodon/load_polyfills';
+import { processBio } from '../mastodon/features/account/util/bio_metadata';
 
 require.context('../images/', true);
 
@@ -87,7 +88,8 @@ function main() {
   delegate(document, '.account_note', 'input', ({ target }) => {
     const noteCounter = document.querySelector('.note-counter');
     if (noteCounter) {
-      noteCounter.textContent = 500 - length(target.value);
+      const noteWithoutMetadata = processBio(target.value).text;
+      noteCounter.textContent = 500 - length(noteWithoutMetadata);
     }
   });
 }