diff --git a/src/app/points/page.tsx b/src/app/points/page.tsx
index 3a98811..0a99b6e 100644
--- a/src/app/points/page.tsx
+++ b/src/app/points/page.tsx
@@ -56,6 +56,26 @@ export default function PointsPage() {
         throw new Error('User ID not available')
       }
       
+      // Get consistent user ID from backend
+      // This ensures we're using the same ID that the backend has stored
+      // even if the frontend has a different ID due to reauthentication
+      try {
+        // Import the function directly here to keep the change minimal
+        const { findUserByEmail } = await import('../../services/userPointsService');
+        
+        if (userId.includes('@')) {
+          console.log('Using email to get consistent user ID:', userId);
+          const user = await findUserByEmail(userId);
+          if (user && user.id) {
+            console.log('Found consistent user ID from email:', user.id);
+            userId = user.id;
+          }
+        }
+      } catch (idErr) {
+        console.log('Error getting consistent user ID:', idErr);
+        // Continue with original userId as fallback
+      }
+      
       // We'll try to get points and transactions, but we'll handle failures gracefully
       let pointsError = false;
       let transactionsError = false;
@@ -205,6 +225,9 @@ export default function PointsPage() {
                 <span className="font-bold">Sum of Transaction Points:</span> {transactions.reduce((sum, tx) => sum + (tx.points || 0), 0)}
               </div>
               <div>
+                <span className="font-bold">Transaction User ID:</span> {transactions.length > 0 ? transactions[0].user_id : 'N/A'}
+              </div>
+              <div className="flex flex-wrap gap-2">
                 <button 
                   onClick={async () => {
                     if (!session?.user?.id) return;
@@ -221,10 +244,30 @@ export default function PointsPage() {
                 </button>
                 <button 
                   onClick={() => window.location.href = '/debug/database'}
-                  className="px-3 py-1 bg-blue-800 text-blue-200 rounded hover:bg-blue-700"
+                  className="px-3 py-1 bg-blue-800 text-blue-200 rounded hover:bg-blue-700 mr-2"
                 >
                   View Database Debug
                 </button>
+                <button 
+                  onClick={async () => {
+                    if (!session?.user?.email) {
+                      alert('No email available');
+                      return;
+                    }
+                    
+                    try {
+                      const { mergeDuplicateUsersByEmail } = await import('../../services/userPointsService');
+                      const result = await mergeDuplicateUsersByEmail(session.user.email);
+                      alert(`Merge result: ${JSON.stringify(result)}`);
+                      window.location.reload();
+                    } catch (err) {
+                      alert(`Error merging users: ${err.message}`);
+                    }
+                  }}
+                  className="px-3 py-1 bg-amber-800 text-amber-200 rounded hover:bg-amber-700"
+                >
+                  Merge Duplicate Users
+                </button>
               </div>
             </div>
           </div>