Coffee can definitely be part of a healthy lifestyle, and the caffeine may give a temporary boost to metabolism or energy levels. That said, I'd be cautious about claims that simply drinking a specific coffee blend will lead to significant weight loss on its own.
Long-term results usually come from a combination of balanced nutrition, regular physical activity, good sleep, and consistent habits. If there are any studies supporting the product's claims, I'd be interested in seeing them so people can make an informed decision.