Marketing literature suggesting that a specific system or management practice produces environmentally or nutritionally-superior beef should always be backed by science. Although a number of papers suggest that the increases in omega-3 fatty acids and conjugated linoleic acid in meat and milk from pasture-fed cattle are significant; peer-reviewed research papers (summaries here and here) concluded that these increases do not have biological significance for human health. All meat and dairy products are excellent sources of essential nutrients – let’s celebrate the myriad of sources available rather than trying to mislead the consumer with marketing buzzwords (see latest blog post for more details).
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