article_snippet.sent: One portion of liver a week will ensure adequate Vitamin A.
article_snippet.sent: Why you need One portion of liver a week:
article_snippet.sent: but this figure does vary depending on your personal circumstances and health.
article_snippet.sent: The remaining one per cent is in your blood and soft tissues, and is essential for life and health.
article_snippet.sent: On average you need 1mcg per kilogram of weight; for example, someone who is 70kg would need 7mcg per day.