1. Lipotropin is a naturally occurring hormone in the body that helps regulate fat metabolism.
脂肪代谢素是身体内自然存在的激素，有助于调节脂肪代谢。
2. Studies have shown that lipotropin can aid in weight loss by increasing the body's ability to burn fat.
研究表明，脂肪代谢素可以通过增加身体燃烧脂肪的能力来帮助减肥。