https://www.atired.com/the-ultimate-guide-to-pheromones-and-human-attraction-the-science-of-scent/
If you ask people, ‘What kind of opposite sex attracts you the most?’ you will probably hear various answers. For example, “tall, rich, and handsome” or “white, rich, and beautiful” may also be “people who love cleanliness” or “people who share common interests”, and some people may even tell you that they like those who like them. It seems that everyone has a different definition of attraction.
However, these surface phenomena are not the true key to sexual attraction. In fact, the kind of opposite sex you are attracted to and who you will engage in a romantic relationship with is usually not your brain that reacts first, but your body and various senses—especially smell—that have already made choices. You are just that ‘executor.’.
Pheromone The Secret Weapon of attraction

The initial attraction between men and women does not come from visible information such as appearance, clothing, speech, or education, but from an intangible chemical signal—pheromone. Pheromone is an intangible and ubiquitous chemical molecule that carries unique genetic information and various desire signals for each individual. Through these chemical signals, the body unconsciously transmits our innermost needs and desires.
For example, the more beautiful a person is, the more attractive the pheromones emitted by their body are to the opposite sex. This is because beautiful people often have better genes, which are recognized and favored by our keen senses because they predict healthy and intelligent offspring. In biology, the existence of this mechanism helps humans choose high-quality partners, thereby promoting species reproduction and survival.
The pheromone experiment: The chemical reactions behind beauty

Sociologists have conducted an experiment to reveal the impact of pheromones on sexual attraction. The experimental steps are as follows:
1. Have men view three photos of women and ask them to sort them based on their intuition: beautiful, ordinary, and unattractive.
2. Collect the body odor of these three women, especially the odor emitted from their armpits and underwear, and label them as A, B, and C.
3. Finally, ask men to smell unmarked odors and report which woman they would most like to date.
The experimental results were surprising—almost all men expressed their willingness to date the women in sample C, who happened to come from those women who were widely recognized as “beautiful.”
The miraculous mission of pheromone
It can be imagined that in a vast social space, thousands of people’s pheromones are silently permeating the air, “touring” in ways we cannot imagine. The task of these chemical signals is to help us keenly search for the object that moves us. Before it finds its target, it often wanders aimlessly. But once the target is locked, the body will release a large amount of pheromone, which is a “message” that only the person involved can perceive, directly affecting the subconscious and triggering emotional reactions. So, unconsciously making eye contact and gradually getting closer to each other, the romantic relationship began.
The existence of pheromones provides a new perspective for sexual attraction, making us realize that attraction is not just about appearance, speech, and behavior, but deeply into the intangible world of our bodies and senses. When people around you approach you, it may not be because you are dressed so extravagantly, but because of the attraction that comes from deep within your body, silently transmitting some mysterious signal between each other. Understanding pheromones may help us better understand the deep connections between people and uncover the biological mysteries behind love and attraction.
https://www.atired.com/the-ultimate-guide-to-pheromones-and-human-attraction-the-science-of-scent/