What you have said here is indeed true. And it goes even deeper.
Such as makeup is also designed to make a woman look like she is in her ovulation cycle, which makes men think of sex. And when men think of sex, they literally get dumber. So, they are more easily manipulated.

However, there is more to love than just the cocktail your glands give you when there is a new sexual partner in your life. However, it is not the walking on air, can't eat feelings, so it is often rather ignored. But, it is the basis of a real relationship that lasts past the 6 month trial period.