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: Sweetleaf Stevia 70 Piece Sweetener, 1 Count
Product description: Pack of 2 - Sweet Leaf is the only zero-calorie, zero-carb, zero-glycemic index, 100% natural stevia sweetener there is. Grown sustainably, Sweet Leaf provides the delicious sweet taste you crave. No chemicals. No additives., Inulin soluble fiber, organic stevia extract, silica., 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: $6.00
Product brand: SweetLeaf
Target attributes: Form
Answer: attribute: form
value: None
source: None