Toss cut apples with lemon juice
Use lime juice or orange juice
Soak slices in cold salted water briefly
Soak slices in cold honey water briefly
Use ascorbic acid or vitamin C powder
Keep apple slices in an airtight container
Press plastic wrap directly onto the cut surface
Refrigerate immediately after cutting
Cut apples just before serving
Choose firmer, fresher apples
Keep slices submerged in water until needed
Use a commercial fruit preserver
Store with minimal air exposure