diff --git a/cypress/component/Navbar.cy.tsx b/cypress/component/Navbar.cy.tsx
index e048bddc..9f429d0a 100644
--- a/cypress/component/Navbar.cy.tsx
+++ b/cypress/component/Navbar.cy.tsx
@@ -3,11 +3,18 @@ import Navbar from '../../src/components/Navbar';
 const props = {
   isLoggedIn: true,
   onLogin: () => {},
+  warnings: ['Warning 1', 'Warning 2', 'Warning n'],
 };
 
 describe('Navbar', () => {
   it('Displays a MUI Toolbar with logo, title, subtitle, documentation link, and GitHub link', () => {
-    cy.mount(<Navbar isLoggedIn={props.isLoggedIn} onLogin={props.onLogin} />);
+    cy.mount(
+      <Navbar
+        isLoggedIn={props.isLoggedIn}
+        onLogin={props.onLogin}
+        notifications={props.warnings}
+      />
+    );
     cy.get("[data-cy='navbar']").should('be.visible');
     cy.get("[data-cy='navbar'] img").should('exist');
     cy.get("[data-cy='navbar'] h5").should('contain', 'Neurobagel Query');
@@ -24,5 +31,7 @@ describe('Navbar', () => {
     cy.get("[data-cy='navbar'] a")
       .eq(1)
       .should('have.attr', 'href', 'https://github.com/neurobagel/query-tool/');
+    // Test for Notification Icon and Badge
+    cy.get("[data-cy='navbar'] button").eq(1).find('svg').should('be.visible'); // Check if the notification icon exists
   });
 });
diff --git a/src/App.tsx b/src/App.tsx
index 936178f3..5c1ffb13 100644
--- a/src/App.tsx
+++ b/src/App.tsx
@@ -61,6 +61,7 @@ function App() {
   const [openAuthDialog, setOpenAuthDialog] = useState(false);
   const [IDToken, setIDToken] = useState<string | undefined>('');
   const { isAuthenticated, isLoading, getIdTokenClaims } = useAuth0();
+  const [warnings, setWarnings] = useState<string[]>([]);
 
   // Extract the raw OIDC ID token from the Auth0 SDK
   useEffect(() => {
@@ -116,10 +117,10 @@ function App() {
         } else {
           // If any errors occurred, report them
           response.data.errors.forEach((error) => {
-            enqueueSnackbar(`Failed to retrieve ${NBResource} options from ${error.node_name}`, {
-              variant: 'warning',
-              action,
-            });
+            setWarnings((prev) => [
+              ...(prev ?? []),
+              `Failed to retrieve ${NBResource} options from ${error.node_name}`,
+            ]);
           });
           // If the results are empty, report that
           if (Object.keys(response.data.responses[dataElementURI]).length === 0) {
@@ -132,10 +133,10 @@ function App() {
             response.data.responses[dataElementURI].some((item) => item.Label === null) &&
             NBResource !== 'pipelines'
           ) {
-            enqueueSnackbar(`Warning: Missing labels were removed for ${NBResource} `, {
-              variant: 'warning',
-              action,
-            });
+            setWarnings((prev) => [
+              ...(prev ?? []),
+              `Warning: Missing labels were removed for ${NBResource}`,
+            ]);
             response.data.responses[dataElementURI] = response.data.responses[
               dataElementURI
             ].filter((item) => item.Label !== null);
@@ -201,13 +202,10 @@ function App() {
         } else {
           // If any errors occurred, report them
           response.data.errors.forEach((error) => {
-            enqueueSnackbar(
+            setWarnings((prev) => [
+              ...(prev ?? []),
               `Failed to retrieve ${pipelineURI.label} versions from ${error.node_name}`,
-              {
-                variant: 'warning',
-                action,
-              }
-            );
+            ]);
           });
           // If the results are empty, report that
           if (Object.keys(response.data.responses[pipelineURI.id]).length === 0) {
@@ -439,7 +437,11 @@ function App() {
         anchorOrigin={{ vertical: 'top', horizontal: 'right' }}
         maxSnack={7}
       />
-      <Navbar isLoggedIn={isAuthenticated} onLogin={() => setOpenAuthDialog(true)} />
+      <Navbar
+        isLoggedIn={isAuthenticated}
+        onLogin={() => setOpenAuthDialog(true)}
+        notifications={warnings}
+      />
       {showAlert() && (
         <>
           <Grow in={!alertDismissed}>
diff --git a/src/components/Navbar.tsx b/src/components/Navbar.tsx
index ef2c35df..29a76c85 100644
--- a/src/components/Navbar.tsx
+++ b/src/components/Navbar.tsx
@@ -8,6 +8,11 @@ import {
   MenuItem,
   ListItemIcon,
   Tooltip,
+  Popover,
+  List,
+  ListItem,
+  ListItemText,
+  ListItemSecondaryAction,
 } from '@mui/material';
 import GitHub from '@mui/icons-material/GitHub';
 import Article from '@mui/icons-material/Article';
@@ -15,23 +20,43 @@ import Logout from '@mui/icons-material/Logout';
 import Login from '@mui/icons-material/Login';
 import Avatar from '@mui/material/Avatar';
 import { useAuth0 } from '@auth0/auth0-react';
+import NotificationsIcon from '@mui/icons-material/Notifications';
 import { enableAuth } from '../utils/constants';
 import packageJson from '../../package.json';
 import logo from '../assets/logo.png';
 
-function Navbar({ isLoggedIn, onLogin }: { isLoggedIn: boolean; onLogin: () => void }) {
+function Navbar({
+  isLoggedIn,
+  onLogin,
+  notifications,
+}: {
+  isLoggedIn: boolean;
+  onLogin: () => void;
+  notifications: string[];
+}) {
   const [anchorEl, setAnchorEl] = useState<null | HTMLElement>(null);
   const openAccountMenu = Boolean(anchorEl);
 
   const { user, logout } = useAuth0();
+  const [anchorMailEl, setAnchorMailEl] = useState<null | HTMLElement>(null);
+  const openMailMenu = Boolean(anchorMailEl);
 
   const handleClick = (event: React.MouseEvent<HTMLElement>) => {
     setAnchorEl(event.currentTarget);
   };
+
   const handleClose = () => {
     setAnchorEl(null);
   };
 
+  const handleMailClick = (event: React.MouseEvent<HTMLElement>) => {
+    setAnchorMailEl(event.currentTarget);
+  };
+
+  const handleMailClose = () => {
+    setAnchorMailEl(null);
+  };
+
   return (
     <Toolbar className="my-4" data-cy="navbar">
       <div className="flex w-full items-center justify-between">
@@ -56,9 +81,83 @@ function Navbar({ isLoggedIn, onLogin }: { isLoggedIn: boolean; onLogin: () => v
               <Article />
             </IconButton>
           </Tooltip>
+          <Tooltip title="Notifications">
+            <IconButton onClick={handleMailClick}>
+              <Badge badgeContent={notifications.length} color="primary">
+                <NotificationsIcon color="action" />
+              </Badge>
+            </IconButton>
+          </Tooltip>
+          <Popover
+            open={openMailMenu}
+            anchorEl={anchorMailEl}
+            onClose={handleMailClose}
+            anchorOrigin={{
+              vertical: 'bottom',
+              horizontal: 'right',
+            }}
+            transformOrigin={{
+              vertical: 'top',
+              horizontal: 'right',
+            }}
+            PaperProps={{
+              sx: {
+                width: '300px',
+                maxHeight: '400px',
+                overflowY: 'auto',
+                boxShadow: '0px 4px 20px rgba(0, 0, 0, 0.1)',
+                borderRadius: '8px',
+                padding: '10px',
+              },
+            }}
+          >
+            <List className="w-full max-w-[360px] overflow-y-auto bg-white">
+              {notifications.length > 0 ? (
+                notifications.map((notification) => (
+                  <ListItem
+                    key={notification}
+                    alignItems="flex-start"
+                    className="mb-2 rounded-md border-l-4 border-[#FF9800] bg-[#FFF3E0] transition-colors duration-200 hover:bg-gray-200"
+                  >
+                    <ListItemText
+                      primary={
+                        <Typography variant="subtitle2" className="font-bold text-[#E65100]">
+                          {/* Add the appropriate title for the notification if any */}
+                        </Typography>
+                      }
+                      secondary={
+                        <Typography className="inline text-[#424242]" variant="body2">
+                          {notification}
+                        </Typography>
+                      }
+                    />
+                    <ListItemSecondaryAction>
+                      <IconButton
+                        edge="end"
+                        aria-label="delete"
+                        className="text-[#FF5722] hover:bg-[#FF572220]"
+                      />
+                    </ListItemSecondaryAction>
+                  </ListItem>
+                ))
+              ) : (
+                <ListItem>
+                  <ListItemText
+                    primary={
+                      <Typography variant="body1" className="text-center italic text-[#757575]">
+                        No notifications
+                      </Typography>
+                    }
+                  />
+                </ListItem>
+              )}
+            </List>
+          </Popover>
+
           <IconButton href="https://github.com/neurobagel/query-tool/" target="_blank">
             <GitHub />
           </IconButton>
+
           {enableAuth && (
             <>
               <IconButton onClick={handleClick}>