What Deficiency Causes Nightsweats?

Functional vitamin B12 deficiency is common and a major cause of morbidity. It can manifest with a wide variety of symptoms including fatigue and drenching night sweats.

What mineral or vitamin deficiency causes excessive sweating?

The reason is simple, sweaty head and excessive sweating is one of the first and earliest symptoms of vitamin D deficiency.

Does B12 help with night sweats?

Urinary incontinence, impotence and orthostatic hypotension are well-recognized autonomic manifestations of vitamin B12 deficiency (1) . I have seen patients with long-standing drenching night sweats responding dramatically to intramuscular vitamin B12.