I don&#x27;t know of any formal studies offhand, but for some pretty consistent anecdotal evidence you may want to read some of Maria Emmerich&#x27;s work. She&#x27;s a nutritionist who specializes in treating people&#x27;s metabolic issues.<p><a href="http:&#x2F;&#x2F;mariamindbodyhealth.com&#x2F;about-me&#x2F;" rel="nofollow">http:&#x2F;&#x2F;mariamindbodyhealth.com&#x2F;about-me&#x2F;</a>