# The most nutritious non-food

**URL:** <https://boards.straightdope.com/t/the-most-nutritious-non-food/522396>\
**Category:** Factual Questions\
**Created:** [December 24, 2009, 12:09am UTC](https://boards.straightdope.com/t/the-most-nutritious-non-food/522396 "2009-12-24T00:09:16Z")\
**Posts on this page:** 1\
**Page:** 3

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**Author:** ![Leo\_Bloom](https://sea3.discourse-cdn.com/straightdope/user_avatar/boards.straightdope.com/leo_bloom/32/10377_2.png) [@Leo\_Bloom](https://boards.straightdope.com/u/Leo_Bloom)\
**Post date:** [December 29, 2009, 7:44am UTC](https://boards.straightdope.com/t/the-most-nutritious-non-food/522396/41 "2009-12-29T07:44:22Z")

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> [@CookingWithGas](#):
>
> Does anybody remember the sitcom from the 60’s called Hal?
> 
> “Hal, why are you biting your fingernails?”  
> “I need the calcium.”
> 
> You could probably get some nutrition from horse’s hooves.

We can’t eat nails or hooves. All keratin. Indigestible. Good to gnaw on though, for people and dogs, respectively.

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