Start by drinking more water, dehydration is a common cause of high blood pressure. If that doesn't help, you can consider adding blood pressure supplements, there are tons of them on the market. They usually contain things like beetroot extract.
Another thing to consider is whether or not you are taking the reading correctly. When I first started I also thought I had high blood pressure, but turns out I wasn't placing the cuff correctly and it was giving me unreliable results.
Another thing to consider is whether or not you are taking the reading correctly. When I first started I also thought I had high blood pressure, but turns out I wasn't placing the cuff correctly and it was giving me unreliable results.