public decimal GetNutrientSumForDate(User user, NutrientEntity entity, DateTime date)
{
var userIngredients = GetUserIngredients(user, date);
decimal value;
GetValueSumPerDateFromUserIngredients(userIngredients, x => x.GetNutrientIngredientDisplayValue(x.GetNutrient(entity))).TryGetValue(date.Date, out value);
return value;
}