Zhang, C., Wu, W., Li, X., Xin, X
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A three-month study in over 60 premenopausal women found that taking 50 mg of vitamin B6 daily improved PMS symptoms of depression, irritability and tiredness by 69% ( However, women who received a placebo also reported improved PMS symptoms, which suggests that the effectiveness of the vitamin B6 supplement may have been due in part to a placebo effect ( Another small study found that 50 mg of vitamin B6 along with 200 mg of magnesium per day significantly reduced PMS symptoms, including mood swings, irritability and anxiety, over the course of one menstrual cycle ( While these results are promising, theyre limited by small sample size and short duration
Serum B12 reference ranges vary between laboratories, but generally, levels below 148 pmol/L are considered deficient, whilst levels between 148258 pmol/L are regarded as borderline and may warrant further investigation or a trial of treatment, particularly if symptoms are present
Tiaminal B12 is a type of B12 shot used worldwide
