He is also meticulous about their diet and makes sure they take their vitamins and cod liver oil.

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As a child, Lane understood she had to take "vitamins" -- two dozen antiretroviral pills chopped into pieces and taken with orange juice every day.

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Get your checkups and take your vitamins.

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If you take too many vitamins, for example, some can cause harm.

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But whereas the active ingredients in plant remedies can take years to identify, vitamins are much easier to investigate.

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When we arrived, they all made a beeline for the drug store and loaded up on vitamins that they could take back to their parents.

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