The protein follistatin, has an antagonist effect to myostatin, diminishing myostatin's muscle limiting effect.

卵泡抑素蛋白与肌抑素存在用，它能降低肌抑素对肌肉限制。

Additional factors include alcohol consumption, smoking, drugs like glucocorticoids, which decrease calcium absorption from the gut through antagonism of vitamin D, and drugs like heparin and L-thyroxine.

其他影响因素包括酗酒、吸烟、糖皮质激素等药物（其与维生素D用会减少肠内钙质吸收）以及肝素或L-甲状腺素等药物。