Documentaries about food business, everybody must know the truth about what they eat

I finished course Stanford Introduction to Food and Health of Maya Adam (medical doctor who teaches courses at Stanford University).

She proposes to watch documentaries:

In defense of food.  Michael Pollan with a great humor and realism speaks about food that we buy in supermarkets in Europe or the USA. I enjoyed watching, very informative. 

Food, Inc. Dir: Robert Kenner. Magnolia Home Entertainment. 2009.

Fed Up. Dir: Stephanie Soechtig. Anchor Bay. 2014. 

https://youtu.be/yaAQRfxpSjI

https://youtu.be/Y647tNm8nTI

Forks Over Knives. Dir: Lee Fulkerson. Virgil Films & Entertainment. 2011.

Do you really know the story behind the food you consume? I do try to eat healthy but still many facts were big opening for me.