7. Encourage your partner to eat oysters
Oysters are high in zinc and this helps with sperm production. The healthier sperm has a high rate of fertilizing an egg or two. Green leafy vegetables, cereals, seeds and wheat germ are also some excellent sources of zinc.
![pregnant with twins or multiples](https://sarcasm.co/wp-content/uploads/2017/07/best-oysters-new-orleans-luke.jpg)
8. Breastfeeding
In 2006, a study was published that women who were breastfeeding and got pregnant were more likely to conceive multiples. But there aren’t enough additional studies to support this.
![pregnant with twins or multiples](https://sarcasm.co/wp-content/uploads/2017/07/iStock_52887438_4x3.jpg)
These were the common factors that can boost your chances of having twins or multiples. Share it with your friends who are looking to have identical babies.
Read more: Habits of women that are harmful to their health in a long run