Colostrum contains nature's most powerful immune, antioxidant, anti-inflammatory and anti-aging components that help balance blood sugar, build lean muscle, burn fat and increase strength and stamina.

牛初乳包含自然界大多数强大的免疫成分，抗氧化剂，抗炎症，抗衰老成分，有助于血糖平衡，增强肌肉的修复，燃烧脂肪和产生能量和毅力。

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Choose pre-workout meals and snacks that provide carbohydrate and a bit of protein for extra calories to build lean mass. Best muscle-building options.

你应该选择锻炼之前吃一餐含有充足糖类和淀粉质，和一些用于构建瘦肉组织的蛋白质。

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It's a self-defeating strategy, you need to eat enough, and particularly protein, to build lean and toned muscle in the first place.

这种做法其实是自拆台脚，你必须吃的足够多，尤其是蛋白质，以便塑造瘦的肌肉

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Harper defines toning exercises as body-specific, weight-bearing routines that build lean muscle, often using no equipment and only your own body weight as resistance.

FORBES: Magazine Article

It will take a bit of trial and error to find the right amount of additional calories to build muscle and stay lean.

CNN: How should I eat to build muscle mass?