Becadexamin capsules may help improve general weakness and skin health if these problems are due to nutritional deficiencies, as they provide essential vitamins and minerals like vitamin B12, vitamin C, magnesium, and zinc. They support overall energy and hair health, but are unlikely to reverse grey hair if the cause is genetic or age-related rather than a specific vitamin deficiency. It can be used as a daily supplement for general well-being, but it is best to consult a doctor to rule out other underlying causes of your symptoms before starting it. Avoid taking more than the recommended dose.