Elixir

By the mountainside.

Foothills.

Small ruins.

Grassy ledge.

Next to a boulder.

End of side path.

Near a bush.

Small ruins.

High up.

Near river.

Next to crate.

Along a slope.

On a mound.

Passage north of the Dalizapa Passage Pokémon Center.

High up.

On the ground.

On rock.

In the far northeast of North Province (Area Two).
Note: Items will respawn after the first instance within a random pool of items.

Drop through the hole at the top of the ridge above Colonnade Hollow to reach the Elixir.

Inside tunnel.

Inside cave accessible from the north-west.

Inside the Crystal Pool cave.

After the second plunge, go along the big tunnel, which leads back to Oni’s Maw.

On the lower level, near the Oni’s Maw cave.