Don't want to take over Ken's Year 1 report, but know he worked on BP for some time. Suggest focusing on the lifestyle measures in the article, How to Normalize BP, e.g. Stay VLC to reduce insulin, walk outside and find ways to relieve stress, check the list of medications that increase BP if have any, reduce caffeine, have Vit D level checked, consider eating more canned wild salmon or take fish oil capsules, etc. There are a number of suggestions here:
https://www.dietdoctor.com/blood-pressure