Imagisal, I'd go for vitD3 10,000iu softgel capsules or spray daily for 6-8 weeks to boost levels and then 5,000iu alternate days and retest in 6 months.
B12 is adequate but 1,000 is optimal. 1,000mcg methylcobalamin sublingual lozenges, spray or patches should be ample plus a B Complex vitamin to keep the other B vits balanced and beef up folate a bit.
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