Effects of gelatin on hair

What’s the verdict? anyone ever try this?

http://www.freepatentsonline.com/4749684.html

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There are hair supplements that contain gelatin…seen some good reviews.

Here’s a MSM…Vit C and gelatin combo/powder: http://www.natureshealingremedies.com/product/1005

Well basically gelatin does contain amino acids used in hair and nail growth, but most people’s bodies make enough of these nutrients without supplements.Its have several side effects are quite positive, which are mostly don’t effect on humans.