diff --git a/src/main/java/gripe/_90/appliede/me/misc/LearnAllItemsPacket.java b/src/main/java/gripe/_90/appliede/me/misc/LearnAllItemsPacket.java
index 4f60d6b..619445a 100644
--- a/src/main/java/gripe/_90/appliede/me/misc/LearnAllItemsPacket.java
+++ b/src/main/java/gripe/_90/appliede/me/misc/LearnAllItemsPacket.java
@@ -29,6 +29,10 @@ public void handle(Supplier<NetworkEvent.Context> context) {
                 storage.getCachedInventory().keySet().stream()
                         .filter(key -> key instanceof AEItemKey)
                         .map(AEItemKey.class::cast)
+                        .filter(item -> !knowledge
+                                .getProviderFor(sender.getUUID())
+                                .get()
+                                .hasKnowledge(item.toStack()))
                         .forEach(item -> {
                             var learned = knowledge
                                     .getStorage()
diff --git a/src/main/java/gripe/_90/appliede/menu/TransmutationTerminalMenu.java b/src/main/java/gripe/_90/appliede/menu/TransmutationTerminalMenu.java
index 56e668c..fd1d953 100644
--- a/src/main/java/gripe/_90/appliede/menu/TransmutationTerminalMenu.java
+++ b/src/main/java/gripe/_90/appliede/menu/TransmutationTerminalMenu.java
@@ -1,6 +1,5 @@
 package gripe._90.appliede.menu;
 
-import moze_intel.projecte.api.ItemInfo;
 import net.minecraft.server.level.ServerPlayer;
 import net.minecraft.world.entity.player.Inventory;
 import net.minecraft.world.entity.player.Player;
@@ -23,6 +22,8 @@
 import gripe._90.appliede.me.misc.TransmutationTerminalHost;
 import gripe._90.appliede.me.service.KnowledgeService;
 
+import moze_intel.projecte.api.ItemInfo;
+
 public class TransmutationTerminalMenu extends MEStorageMenu {
     public static final MenuType<TransmutationTerminalMenu> TYPE = MenuTypeBuilder.create(
                     TransmutationTerminalMenu::new, TransmutationTerminalHost.class)