diff --git a/.dockerignore b/.dockerignore
new file mode 100644
index 0000000..dd3bfac
--- /dev/null
+++ b/.dockerignore
@@ -0,0 +1 @@
+!negotiator/
diff --git a/fooder/controller/product.py b/fooder/controller/product.py
index fc9df83..944df1b 100644
--- a/fooder/controller/product.py
+++ b/fooder/controller/product.py
@@ -17,6 +17,7 @@ class CreateProduct(AuthorizedController):
                     content.carb,
                     content.protein,
                     content.fat,
+                    content.fiber,
                 )
                 return Product.from_orm(product)
             except AssertionError as e:
diff --git a/fooder/domain/diary.py b/fooder/domain/diary.py
index 55fce62..81094ca 100644
--- a/fooder/domain/diary.py
+++ b/fooder/domain/diary.py
@@ -52,6 +52,14 @@ class Diary(Base, CommonMixin):
         """
         return sum(meal.fat for meal in self.meals)
 
+    @property
+    def fiber(self) -> float:
+        """fiber.
+
+        :rtype: float
+        """
+        return sum(meal.fat for meal in self.meals)
+
     @classmethod
     def query(cls, user_id: int) -> Select:
         """get_all."""
diff --git a/fooder/domain/entry.py b/fooder/domain/entry.py
index 983fe8e..2a91dc2 100644
--- a/fooder/domain/entry.py
+++ b/fooder/domain/entry.py
@@ -61,6 +61,14 @@ class Entry(Base, CommonMixin):
         """
         return self.amount * self.product.fat
 
+    @property
+    def fiber(self) -> float:
+        """fiber.
+
+        :rtype: float
+        """
+        return self.amount * self.product.fiber
+
     @classmethod
     async def create(
         cls, session: AsyncSession, meal_id: int, product_id: int, grams: float
diff --git a/fooder/domain/meal.py b/fooder/domain/meal.py
index 68ed136..0e262eb 100644
--- a/fooder/domain/meal.py
+++ b/fooder/domain/meal.py
@@ -51,6 +51,14 @@ class Meal(Base, CommonMixin):
         """
         return sum(entry.fat for entry in self.entries)
 
+    @property
+    def fiber(self) -> float:
+        """fiber.
+
+        :rtype: float
+        """
+        return sum(entry.fiber for entry in self.entries)
+
     @classmethod
     async def create(
         cls,
diff --git a/fooder/domain/product.py b/fooder/domain/product.py
index d7973f5..c1eb403 100644
--- a/fooder/domain/product.py
+++ b/fooder/domain/product.py
@@ -14,6 +14,7 @@ class Product(Base, CommonMixin):
     protein: Mapped[float]
     carb: Mapped[float]
     fat: Mapped[float]
+    fiber: Mapped[float]
 
     @property
     def calories(self) -> float:
@@ -21,7 +22,7 @@ class Product(Base, CommonMixin):
 
         :rtype: float
         """
-        return self.protein * 4 + self.carb * 4 + self.fat * 9
+        return self.protein * 4 + self.carb * 4 + self.fat * 9 + self.fiber * 2
 
     @classmethod
     async def list_all(
@@ -39,15 +40,23 @@ class Product(Base, CommonMixin):
 
     @classmethod
     async def create(
-        cls, session: AsyncSession, name: str, carb: float, protein: float, fat: float
+        cls,
+        session: AsyncSession,
+        name: str,
+        carb: float,
+        protein: float,
+        fat: float,
+        fiber: float,
     ) -> "Product":
         # validation here
         assert carb <= 100, "carb must be less than 100"
         assert protein <= 100, "protein must be less than 100"
         assert fat <= 100, "fat must be less than 100"
+        assert fiber <= 100, "fiber must be less than 100"
         assert carb >= 0, "carb must be greater than 0"
         assert protein >= 0, "protein must be greater than 0"
         assert fat >= 0, "fat must be greater than 0"
+        assert fiber >= 0, "fiber must be greater than 0"
         assert carb + protein + fat <= 100, "total must be less than 100"
 
         # to avoid duplicates in the database keep name as lower
diff --git a/fooder/model/diary.py b/fooder/model/diary.py
index 0d67816..488fd39 100644
--- a/fooder/model/diary.py
+++ b/fooder/model/diary.py
@@ -15,6 +15,7 @@ class Diary(BaseModel):
     protein: float
     carb: float
     fat: float
+    fiber: float
 
     class Config:
-        orm_mode = True
+        from_attributes = True
diff --git a/fooder/model/entry.py b/fooder/model/entry.py
index cf2ac85..0909fcc 100644
--- a/fooder/model/entry.py
+++ b/fooder/model/entry.py
@@ -15,9 +15,10 @@ class Entry(BaseModel):
     protein: float
     carb: float
     fat: float
+    fiber: float
 
     class Config:
-        orm_mode = True
+        from_attributes = True
 
 
 class CreateEntryPayload(BaseModel):
diff --git a/fooder/model/meal.py b/fooder/model/meal.py
index 93419bb..cfdda00 100644
--- a/fooder/model/meal.py
+++ b/fooder/model/meal.py
@@ -13,11 +13,12 @@ class Meal(BaseModel):
     protein: float
     carb: float
     fat: float
+    fiber: float
     entries: List[Entry]
     diary_id: int
 
     class Config:
-        orm_mode = True
+        from_attributes = True
 
 
 class CreateMealPayload(BaseModel):
diff --git a/fooder/model/product.py b/fooder/model/product.py
index 0cdf1cd..15b81cc 100644
--- a/fooder/model/product.py
+++ b/fooder/model/product.py
@@ -11,9 +11,10 @@ class Product(BaseModel):
     protein: float
     carb: float
     fat: float
+    fiber: float
 
     class Config:
-        orm_mode = True
+        from_attributes = True
 
 
 class CreateProductPayload(BaseModel):
@@ -23,6 +24,7 @@ class CreateProductPayload(BaseModel):
     protein: float
     carb: float
     fat: float
+    fiber: float
 
 
 class ListProductPayload(BaseModel):
diff --git a/fooder/model/user.py b/fooder/model/user.py
index 1f3017c..04aebb2 100644
--- a/fooder/model/user.py
+++ b/fooder/model/user.py
@@ -5,7 +5,7 @@ class User(BaseModel):
     username: str
 
     class Config:
-        orm_mode = True
+        from_attributes = True
 
 
 class CreateUserPayload(BaseModel):
diff --git a/fooder/settings.py b/fooder/settings.py
index 89b5688..0a322f6 100644
--- a/fooder/settings.py
+++ b/fooder/settings.py
@@ -1,4 +1,4 @@
-from pydantic import BaseSettings
+from pydantic_settings import BaseSettings
 from typing import List
 
 
diff --git a/requirements.txt b/requirements.txt
index c8c7468..aae4f8a 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,6 @@
 fastapi
 pydantic
+pydantic_settings
 sqlalchemy[postgresql_asyncpg]
 uvicorn[standard]
 asyncpg