Gluttony

When this Pokémon is holding a Berry that usually activates with 1/4 or less of its maximum HP, it is eaten at 1/2 or less of its maximum HP instead.

“If the Pokémon is holding a Berry to be eaten when its HP is low, it will instead eat the Berry when its HP drops to half or less.”

In-game text, Scarlet & Violet

As a hidden ability

BellsproutWeepinbellVictreebelSnorlaxGulpinSwalotSpoinkGrumpigMunchlaxSkwovetGreedent