In a large bowl, mix the vanilla instant pudding mix with the crushed pineapple (including the juice). Stir until well combined.

Fold in the Cool Whip until smooth.

Gently add the mandarin oranges, being careful not to break them apart.

Chill in the refrigerator for at least 1 hour before serving.

This simple and refreshing salad is perfect for gatherings or as a quick dessert!