This website looks at your methylation genetics just by reading your 23andMe raw data. It is a free service that uses you 23andMe Raw Data. Click on the Methylation Analysis link, follow the simple instructions, and you’ll see some of your methylation-related genetic polymorphisms.
Studies have shown that DNA Methylation can be altered with vitamins such as B12, Folate, SAMe, and other methyl donors.
I had tried this tool: https://www.xcode.life/product/ftdna-ancestrydna-23andme-raw-data-interpretation-analysis-tools But this also sounds like a good one. Will give it a try for sure. How do I go about doing it?