Acetyl-L-Carnitine, or ALCAR, claimed to provide cognitive preservation in the elderly as well as provide potential anti-aging properties.

乙酰左旋肉毒碱，或称 ALCAR，这种物质声称能保护老年人的认知能力，并具有潜在的抗衰老特性。

There's Glycine Propionyl L-Carnitine, aka GPLC, suggested that, in high dosages, improves blood pressure via increased nitric oxide production.

甘氨酸丙酰左旋肉毒碱 (GPLC) 表明，高剂量可以通过增加一氧化氮的产生来改善血压。

And then there's L-Carnitine L-Tartrate, or LCLT, the form used mostly in performance and fitness research thanks to its more rapid absorption rate compared to the other two.

还有左旋肉毒碱酒石酸盐，简称 LCLT，这种形式主要用于性能和健康研究，因为它比其他两种吸收速度更快。