They list 8 reasons not to use Facebook, including FB’s leak of private data, the use of FB by government agencies and then this:
8. Facebook is acting in the service of food and beverage industry interests by deleting the accounts of communities that have identified the corrupted nutritional science responsible for unchecked global chronic disease. In this, it follows the practices of Wikipedia and other private platforms that host public content but retain the ability to remove or silence—without the opportunity for real debate or appeal—information and perspectives outside a narrow scope of belief or thought. In this case, the approved perspective has resulted in the deaths of millions through preventable diseases. Facebook is thus complicit in the global chronic disease crisis.