diff --git a/endpoints/contact.post.py b/endpoints/contact.post.py
index 7bd246d..7831b01 100644
--- a/endpoints/contact.post.py
+++ b/endpoints/contact.post.py
@@ -11,6 +11,12 @@ async def create_contact_submission(
     contact_data: ContactCreate,
     db: Session = Depends(get_db)
 ):
+    """Create a new contact submission with email validation"""
+    # Sanitize input data
     sanitized_data = sanitize_contact_data(contact_data)
+    
+    # Create contact using helper function
     contact = create_contact(db=db, contact_data=sanitized_data)
+    
+    # Format response
     return format_contact_response(contact)
\ No newline at end of file
diff --git a/helpers/contact_helpers.py b/helpers/contact_helpers.py
index 5973f6e..b8d4bb2 100644
--- a/helpers/contact_helpers.py
+++ b/helpers/contact_helpers.py
@@ -1,12 +1,13 @@
 from typing import Dict
 from sqlalchemy.orm import Session
 from fastapi import HTTPException
+from email_validator import validate_email, EmailNotValidError
 from models.contact import Contact
 from schemas.contact import ContactCreate, ContactSchema
 
 def validate_contact_data(contact_data: ContactCreate) -> Dict[str, str]:
     """
-    Validates contact form submission data.
+    Validates contact form submission data with enhanced email validation.
 
     Args:
         contact_data (ContactCreate): The contact form data to validate.
@@ -24,6 +25,12 @@ def validate_contact_data(contact_data: ContactCreate) -> Dict[str, str]:
 
     if not contact_data.email:
         errors["email"] = "Email is required"
+    else:
+        try:
+            # Validate email format using email-validator
+            validate_email(contact_data.email)
+        except EmailNotValidError as e:
+            errors["email"] = str(e)
     
     if not contact_data.message or not contact_data.message.strip():
         errors["message"] = "Message is required"
@@ -68,21 +75,34 @@ def create_contact(db: Session, contact_data: ContactCreate) -> Contact:
 
 def sanitize_contact_data(contact_data: ContactCreate) -> ContactCreate:
     """
-    Sanitizes contact form input data.
+    Sanitizes contact form input data and ensures email format.
 
     Args:
         contact_data (ContactCreate): The raw contact form data.
 
     Returns:
         ContactCreate: The sanitized contact form data.
+
+    Raises:
+        HTTPException: If email format is invalid after sanitization.
     """
-    # Create a new dict with sanitized values
-    sanitized_data = ContactCreate(
-        name=contact_data.name.strip(),
-        email=contact_data.email.strip().lower(),
-        message=contact_data.message.strip()
-    )
-    return sanitized_data
+    try:
+        # Sanitize and validate email
+        email = contact_data.email.strip().lower()
+        validate_email(email)
+        
+        # Create a new dict with sanitized values
+        sanitized_data = ContactCreate(
+            name=contact_data.name.strip(),
+            email=email,
+            message=contact_data.message.strip()
+        )
+        return sanitized_data
+    except EmailNotValidError as e:
+        raise HTTPException(
+            status_code=400,
+            detail={"message": "Invalid email format", "error": str(e)}
+        )
 
 def format_contact_response(contact: Contact) -> ContactSchema:
     """
diff --git a/schemas/contact.py b/schemas/contact.py
index cde746b..9d8a1d1 100644
--- a/schemas/contact.py
+++ b/schemas/contact.py
@@ -5,7 +5,7 @@ from uuid import UUID
 
 class ContactBase(BaseModel):
     name: str = Field(..., min_length=1, max_length=255, description="Contact name")
-    email: EmailStr = Field(..., description="Contact email address") 
+    email: EmailStr = Field(..., description="Contact email address", regex=r"^[a-zA-Z0-9._%+-]+@[a-zA-Z0-9.-]+\.[a-zA-Z]{2,}$") 
     message: str = Field(..., min_length=1, description="Contact message")
 
 class ContactCreate(ContactBase):
@@ -13,7 +13,7 @@ class ContactCreate(ContactBase):
 
 class ContactUpdate(BaseModel):
     name: Optional[str] = Field(None, min_length=1, max_length=255, description="Contact name")
-    email: Optional[EmailStr] = Field(None, description="Contact email address")
+    email: Optional[EmailStr] = Field(None, description="Contact email address", regex=r"^[a-zA-Z0-9._%+-]+@[a-zA-Z0-9.-]+\.[a-zA-Z]{2,}$")
     message: Optional[str] = Field(None, min_length=1, description="Contact message")
 
 class ContactSchema(ContactBase):