Semen is more than just sperm—it’s a mix of water, enzymes, fructose, proteins, vitamins like B12 and C, and minerals such as zinc and magnesium.

While its main role is reproduction, these components have led scientists to explore its possible effects on health and mood.

Mood and Emotional Effects

A study from the State University of New York at Albany found that women exposed to semen during unprotected sex had “lower levels of depression.”

Researchers suggest that hormones like serotonin, oxytocin, and prolactin in semen may “influence mood and emotional state,” whether absorbed vaginally or possibly when swallowed. Though intriguing, these findings are still debated and should never be used to pressure anyone into sexual acts.

Immune Reactions and Allergies

Some research shows that regular exposure to a partner’s semen may help reduce allergic reactions over time, especially in long-term couples. However, a rare allergy called human seminal plasma hypersensitivity can cause “itching, swelling, and difficulty breathing,” requiring medical attention.

Safety and Misconceptions

While some online sources claim semen has nutritional value, its protein and mineral content is too small to be meaningful. “Swallowing semen is not a substitute for a balanced diet.” More importantly, semen can carry STIs like HIV and herpes, making safe sex practices—such as protection and regular testing—essential.