Cooking changes the structure of vegetables which increases what dietitians call bioavailability.

烹饪会改变蔬菜的结构，从而增加营养师所说的生物利用度。

But meat has another big advantage: its high bioavailability.

但肉类还有另一，它具有很高的生物利用度。

Bioavailability refers to how well a nutrient is absorbed and how readily the body can utilize it.

生物利用度是指營養素被吸收的程度以及體多快地利用它。

Opening the blood-brain barrier allows us to access more of the brain tissue and be able to increase the effectiveness or bioavailability of the therapeutics.

打开血脑屏障使我们接触到更多的脑组，够提高治疗的有效性或生物可用度。

For example, by reducing the particle size in potatoes, this new technology, improves the bioavailability of this nutritional ingredient in terms of packaging.

例如， 通过减小马铃薯中的粒径，这项新技术提高了这种营养成分在包装方面的生物利用度。

There's still many things to discuss like nutrient density and bioavailability, but surely one key factor in why many people are experiencing improvements is this meat-only diet acts like the ultimate elimination diet.

还有很多值得讨论的东西，像营养密度和生物利用度。但可以肯定的是，为什么很多人都在经历改善的一个关键因素是，这种只吃肉的饮食就像排除饮食（限制饮食的降低食物过敏法）。