FloVita may not be effective for all men, as the effectiveness of these supplements can vary greatly depending on several factors, such as the individual, the underlying cause of any fertility issues, and the specific ingredients and formulation of the supplement. For example, some men may have fertility issues that are caused by factors such as age, lifestyle factors, or underlying health conditions, which may not be effectively addressed by taking FloVita. Additionally, some ingredients may not be well tolerated or may interact with certain medications, leading to adverse effects.