Brief Answer:
She should take vitamin -d supplement.

Detailed Answer:
Hello dear,

Thanks for trusting us about your health care.

Congratulations on her pregnancy.

I can understand your concern here.

Vitamin -d deficiency is very common now a days and almost 96% patient suffer from this.

Your wife levels are quite low and she needs vitamin d supplementation after consulting with your treating doctor.

Vitamin -d levels are directly affecting pregnancy outcome.

Hope it is useful, feel ree to ask more questions.

Regards

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