If you want to get sales from the bloggers in first of all you must give some kind of free tips in the article you have a blog in the health niche.
Let’s say you are in the weight loss niche So first of all you can give them some kind of free tips for example 10 tips on how to lose weight and there after in the end you can tell them if you want to lose 10kg weight within just a month then check out this product it has really helped me alot.
Then you will be able to increase your conversions a lot.
When you will be telling a story in the blog you will see that you have increased your conversions by 2x ,3x
Because then people start comparing if you can do I can also.