Homeopathy, GMOs, and Vaccines. Those are non-starters.
Also the foreign policy is a bit.. concerning. Of course I don't want us involved in shit we shouldn't be involved in. But when our allies are calling for it, come on.
There's more but to me it's the progressive version of libertarianism. Bunch of stuff.
Idk if they are anti-vaxx, but there's definitely homeopathy and anti-GMO sentiment in their platform.
It's not a realistic platform and honestly the "green party" would be better off as a lobbying group trying to work on specific issues than actually running for office. No idea why they try to be a political party.