It is beneficial for us.
The statement implies that whatever "it" refers to has positive effects or advantages for us.
To provide a more detailed explanation, there could be numerous instances where "it" can be beneficial. For instance, if "it" refers to a healthy diet, adopting a nutritious eating habit can improve our overall well-being, boost our immune system, and reduce the risk of various illnesses.
Alternatively, if "it" alludes to regular exercise, engaging in physical activities regularly can enhance our cardiorespiratory fitness, strengthen our muscles and bones, and improve our mental health.
In general, any action or approach that benefits us in terms of physical, mental, emotional, or social aspects can be considered as "it" being advantageous.