〜はもとより

Meaning

Means 「〜は言うまでもなく」 (needless to say): first mentions what is obvious, then indicates that the range extends to other things as well. A more formal, literary expression than 「〜はもちろん」.

Examples

この温泉は地元の人はもとより、遠方からの観光客にも人気がある This hot spring is popular not only with locals but also with tourists from afar.
健康のためには、食事はもとより、睡眠も大切だ For health, not only diet but also sleep is important.