Vitamin D aka the “sunshine vitamin” is not only the only vitamin made by the human body from-you guessed it-sunshine, but it’s also the only vitamin that is a hormone… Another study done at Rutgers University showed that people over 60 with vitamin D deficiencies are more prone to losing brain power, as professor Joshua Miller observed, “on average people with low vitamin D declined two to three times as fast as those with adequate vitamin D.”
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