Enhance physical fitness, improve immunity.

增强体质、提高免疫力。

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CONCLUSION The Guiyuan oral liquid can improve immunity and fatigue relief.

结论：归元口服液可以提高小鼠免疫及具有抗疲劳作用。

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So a positive attitude can increase levels of nitric oxide, which help to balance neurotransmitters, improve immunity, and increase circulation, she says.

她说，所以积极的态度能够增强一氧化氮的水平，一氧化氮能够帮助平衡神经递质，提高免疫力和增加循环。

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As the tea ferments, some believe it creates a variety of health-boosting acids and enzymes that can aid digestion and improve immunity.

WSJ: High Tea Has a New Meaning

Yogurts say they will improve immunity and digestion.

FORBES: Magazine Article