Yes blueberries can make you fart if you eat enough of the blueberries.
Blueberries are a high fructose containing food and any high fructose containing food is gas producing so the more blueberries you eat the more you fart.
Eating too many blueberries can feed your natural gas producing bacteria and any excess intake can also damage your liver and lead to type 2 diabetes.
Fruits such as blueberries are healthy in moderation but too much blueberries can be a bad thing for your health.
Blueberries are high in antioxidants, nutrients, vitamins and minerals and blueberries are a good source of energy as well.
Eating blueberries in moderation can boost your immune system and may even prevent cancer and heart disease.