体重管理
肉碱
肉碱是一种氨基酸衍生物，可将长链脂肪酸转运到线粒体中进行氧化并产生能量，因此有利于体重管理。虽然肉碱是在摄入充足蛋白质的情况下内源性产生的，但食物和卡路里限制会导致蛋白质摄入减少，并可能破坏肉碱的生物合成作用。
研究表明，补充肉碱可帮助犬在减重期间保存更多去脂体重，1 并可能促进猫的代谢和减重。2,3 对于以蛋白质作为减重用肉碱来源与肉碱补充剂，尚未有相关研究。
需记住的要点
- 肉碱在脂肪代谢中起着关键作用，从而有利于体重管理。
探索健康体重管理领域
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了解更多信息
- Sunvold, G. D., Vickers, R. J., Kelley, R. L., Tetrick, M. A., Davenport, G. M., & Bouchard, G. F. (1999). Effect of dietary carnitine during energy restriction in the canine. Federation of American Societies for Experimental Biology Journal, 13, A268.
- Center, S. A., Warner, K. L., Randolph, J. F., Sunvold, G. D., & Vickers, J. R. (2012). Influence of dietary supplementation with (L)-carnitine on metabolic rate, fatty acid oxidation, body condition, and weight loss in overweight cats. American Journal of Veterinary Research, 73(7), 1002–1015.
- Center, S. A., Harte, J., Watrous, D., Reynolds, A., Watson, T. D. G., Markwell, P. J., Millington, D. S., Wood, P. A., Yeager, A. E., & Erb, H. N. (2000). The clinical and metabolic effects of rapid weight loss in obese pet cats and the influence of supplemental oral l-carnitine. Journal of Veterinary Internal Medicine, 14, 598–608.