Serum-zinc and healing of venous leg ulcers. Oral zinc sulphate and ischaemic leg ulcers. Venous leg ulceration: evaluation of zinc treatment, serum zinc and rate of healing. Double-blind trial of zinc sulphate in the treatment of chronic venous leg ulceration. Oral zinc sulphate in the treatment of venous leg ulcers. Double-blind trial of oral zinc sulphate in patients with leg ulcers.
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Oral zinc sulphate does not appear to aid the healing of arterial and venous leg ulcers, however all included studies were small and at unclear risk of bias (due to poor reporting).