GS Companion
Holy Drops

Holy Drops

5★ Heal Vital

Skill

40–46s CT - For 12s, heal all allies' HP by 350–500/s.

Numbers in a range are rolled when the equip is crafted.

Crafting

Fusion Type
Vital: a Vital Glyph raises the chance
Extra effects
0–2 at random: ATK UP, HP Recovery UP, Skill CT Speed UP, Break Power UP, CRI rate UP, Accuracy UP, Arts UP, BE Output UP, PHY DMG UP, MAG DMG UP, Cleanse a status ailment
Passive
3 of the same Crest Fragment can add that Crest's effect

Other 5★ Heal Fusion Equips

Fungi Rod
5★ Heal Sense

40–46s CT - For 12s, heal target's HP by 1,050–1,500/s.

Starfield Staff
5★ Heal Thanatos

40–46s CT - Heal all allies' HP by 2,100–3,000.

Wonder Injector
5★ Heal Buster

40–46s CT - For 12s, heal ◯ Element allies' HP by 420–600/s.

Data from the Grand Crusade Guide by jeffers and .phex (Grand Summoners Official Discord).