Coke does not have a direct spermicidal effect, this claim is not scientific. Coke is a carbonated beverage, mainly containing caffeine, high sugar and phosphate components, these components into the body does not have a direct killing effect on sperm. If you drink too much cola, the high sugar content will lead to obesity or diabetes, which will affect the normal metabolism of the body, resulting in changes in the digestion and absorption of nutrients and endocrine levels, indirectly affecting the function of the reproductive system and leading to male infertility. Common factors that affect male semen include smoking, drinking, staying up late, being sedentary for long periods of time, and diseases of the genitourinary system, which may have an impact on male semen, leading to decreased sperm vitality, increased malformation rate or reduced numbers.