diff --git a/mcproto/_types.py b/mcproto/_types.py
index 12c7836..d183317 100644
--- a/mcproto/_types.py
+++ b/mcproto/_types.py
@@ -23,3 +23,36 @@
     "red",
     "black",
 ]
+
+EFFECTE: TypeAlias = Literal[
+    "speed", 
+    "slowness", 
+    "haste", 
+    "mining_fatigue", 
+    "strength", 
+    "instant_health", 
+    "instant_damage", 
+    "jump_boost", 
+    "nausea", 
+    "regeneration", 
+    "resistance", 
+    "fire_resistance", 
+    "water_breathing", 
+    "invisibility", 
+    "blindness", 
+    "night_vision", 
+    "hunger", 
+    "weakness", 
+    "poison", 
+    "wither", 
+    "health_boost", 
+    "absorption", 
+    "saturation", 
+    "glowing", 
+    "levitation", 
+    "slow_falling", 
+    "conduit_power", 
+    "bad_omen", 
+    "hero_of_the_village", 
+    "dolphins_grace"
+]
diff --git a/mcproto/entity.py b/mcproto/entity.py
index 6d10407..994f1f5 100644
--- a/mcproto/entity.py
+++ b/mcproto/entity.py
@@ -4,7 +4,7 @@
 from functools import partial
 
 from ._base import HasStub, _EntityProvider
-from ._types import COLOR
+from ._types import COLOR, EFFECT
 from ._util import ThreadSafeCachedKeyBasedFactory
 from .colors import color_codes
 from .exception import raise_on_error
@@ -121,11 +121,14 @@ def getEntitiesAround(
         return [e for e in entities if e is not self]
 
     def giveEffect(
-        self, effect: str, seconds: int = 30, amplifier: int = 0, particles: bool = True
+        self, effect: EFFECT, seconds: int = 30, amplifier: int = 0, particles: bool = True
     ) -> None:
         pbool = str(not bool(particles)).lower()
         self.runCommand(f"effect give @s {effect} {int(seconds)} {amplifier} {pbool}")
 
+    def clear_effect(self, EFFECT: str = "") -> None:
+        self.runCommand(f'effect clear @s {effect}')
+
     def replaceItem(self, where: str, item: str, amount: int = 1, nbt: NBT | None = None) -> None:
         if nbt is None:
             self.runCommand(f"item replace entity @s {where} with {item} {amount}")