public void UpdateAlternative(NutritionAlternative alternative, int id)
 {
     if (id != 0)
     {
         alternative.Id = id;
         _nutritionAlternativeRepository.Update(alternative, id);
     }
 }
        public NutritionAlternative AddAlternative(NutritionAlternative alternative)
        {
            if (alternative == null)
            {
                return null;
            }

            return _nutritionAlternativeRepository.Add(alternative);
        }