Instruction: First, identify the target attributes from the provided list. Then, scan the product title, description, feature, and brand to extract the values associated with each target attribute. Finally, create a list of dictionaries, each containing the extracted attribute, its corresponding value, and the source where it was found.

Input:
Product title: Trader Joe's Creamy Unsalted Peanut Butter From Unblanched Peanuts
Product description: Trader Joe's Creamy Unsalted Peanut Butter From Unblanched Peanuts, Statements regarding dietary supplements have not been evaluated by the FDA and are not intended to diagnose, treat, cure, or prevent any disease or health condition.
Product price: $10.98
Product brand: Trader Joe's
Target attributes: Fat Content
Answer: attribute: fat content
value: None
source: None