HP Plus %

HP Plus % is a recurring support ability in the series. Its main purpose is to boost the maximum HP of the user by any given percentage, from the lowest percentage being 5% up to a maximum of 100%.

Final Fantasy V
The Monk class can learn HP +10%, HP+20%, and HP +30% in the last 3 levels.

Final Fantasy VI
The headgear Green Beret increases max hp by 12.5%. Red Cap increases HP by 25%. The Relic Muscle Belt increases HP by 50%. Additionally, characters can earn +10% HP at level up from the Espers Siren and Shoat, +30% HP at Level Up from Terrato, and +50% HP at Level Up from Bahamut.