Final answer:
The 'carb buster' diet pill makes unverified claims about weight loss by impacting cortisol and providing nutrients, lacks peer-reviewed studies, and uses potentially misleading before and after photos.
Step-by-step explanation:
The "carb buster" diet pill claims to reduce body weight by manipulating the hormone cortisol levels and providing unspecified "nutrients" to the body. However, without transparent and peer-reviewed clinical studies to back up these claims, the effectiveness and safety of the product cannot be verified. While the endorsement by a board-certified plastic surgeon may add a level of credibility, it is important to remain skeptical, especially since the weight loss industry is rife with products that promise much but deliver little. Besides, before and after photographs can be misleading and do not provide substantive evidence of effectiveness.