As tourists to sketchy places in Asia discovered, methanol poisoning is a real risk, even from large scale distillation. It is the quality control that matters. Illegal stills make quality control impossible, so legalisation and government certified testing can make it safe.

However, this ruling is not about alcohol, it is about dissolving Federal authority exercised via the trade and commerce clause of the Constitution.

There are many hobbies with which people can kill themselves if they don't understand what they are doing. I don't see how brewing is different. A grown-up person has rights and bears the consequences of negligence and that's totally normal, that's what freedom is.

As long as the product is not sold outside but for personal consumption, it must be legal to make without any certifications.