【生活の知恵】【集中力アップに？】机の上の作業でいつでもラムネをつまめるように置いてみた
薬局やスーパーで『仕事や勉強の集中力アップに！』と、やたら推して販売されていたので、ほんまかいな？と思いながら買ってみることにしました。値段もサイズも手頃だしねそこまでラムネがおすすめされている理由としては、主成分のブドウ糖が脳へのエネルギ...
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