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: GURU Juicy Energy Drink, 100% Natural, Tangerine, 16-Ounce Cans (Pack of 12)
Product description: Are you in over your head? Here's the energy drink for you, exploding with the rich taste of organic fruits. A wave of citrus and exotic flavors will energize your body and revitalize your taste buds. Count on us, you'll reap the fruits of your labour! GURU JUICY Energy Drink is one of three new GURU Energy Hybrid concepts. It's an energy supplement scientifically designed for health conscious people who need to perform. Made from all-natural ingredients and certified organic, GURU JUICY combines carefully chosen ingredients borrowed from ancient cultures around the world. Its active botanical complex is made from guarana, panax ginseng, ginkgo biloba and echinacea. GURU JUICY delivers all the power of these four carefully selected herbal extracts, using them at their most effective levels. Its rigorous scientific approach to formula development has resulted in a perfect synergy of these proven elements. Moreover, all botanicals included in GURU products are standardized, which guarantees the potency of the botanicals with scientific accuracy. Conceived for health-conscious lifestyles, GURU JUICY Energy Drink helps deliver the mental and physical energy boost you need in the afternoon, at work, while studying, driving, before sports, or during times of stress or fatigue.
Product brand: Guru
Target attributes: Sugar Content
Answer: attribute: sugar content
value: None
source: None