| http://www.w3.org/ns/prov#value | - Other herbal vitamins have an ancient background, such as the seeds of the pumpkin, a traditional herbal remedy in China since remote times, rich of vitamin B complex and beta carotene, or comfrey, a healing herb used since the Roman times and containing vitamin B-12, vitamin C, vitamin E, carotene, zinc, iron, potassium, glycosides, essential oils, and other mineral salts and nutrients.
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