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The Nutrition InvestigatorThe health and nutrition blog by Dr. Roc Ordman.

Archive for ‘vitamin C

AJCN Sep 2013-Happiness from vitamin C

by Roc » click here for full post

HEADLINES: See summaries further down this page.
FEATURE: 500 mg vitamin C twice a day increases happiness and decreases stress 51%! – Vitamin D had no effect. 500 mg vitamin C twice a day was the discovery of Nutrition Investigator with his Beloit College freshman chemistry class.
GOOD – Higher omega-3 to omega-6 fats ratio in diet predicts memory and planning […] Read more »

Special Edition for Labor Day Happiness

by Roc » click here for full post

In 1996 one of the greatest vitamin C authorities, Gladys Block at UC-Berkeley, told me of an unpublished study that found people with the highest serum vitamin C levels were the happiest. How delightful to read in AJCN this month that hospital patients given 500 mg of vitamin C twice daily improves mood and reduces […] Read more »

Apr AJCN from Nutrition Investigator Roc

by Roc » click here for full post

DETAILS follow these one line summaries. Links are to abstracts in peer-reviewed journal.
IMMEDIATE ACTION – 10. Human skeletal muscle needs much more vitamin C than leukocytes. So getting 500 mg twice a day may be much better than just 200 mg daily. 6. Eating consciously reduces overeating. – Evidence indicates that attentive eating provides a novel approach to aid weight loss […] Read more »


by Roc » click here for full post

Zorba writes a medical column in my state newspaper. In this Sunday’s paper, his column was headlined “Vitamin C gets an F”, and he went on to condemn the use of vitamin C supplements, based on a JAMA report that people taking more than 1000 mg of vitamin C daily have an increased risk of […] Read more »

Jan J Nutrition 2013

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A bit late because of our house fire. Make your New Year even happier with good nutrition which includes exercise! And perhaps cheese and definitely breakfast. See details and active links after these headlines:
1. Animal models show benefit of supplemental vitamins C and E to reduce the risk of chronic disease and physiological aging 3. It remains unclear […] Read more »

500 mg of Vitamin C twice a day reduces damaging symptoms of stress

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Reading a great new book”The Emotional Life of Your Brain”, by Richie Davidson MD PhD, Director of the NIH Center for Meditation at UW Madison.
“Plasma fibrinogen is a molecule implicated in inflammation and coronary disease. Because its blood levels rise in stressful life circumstances, it is a general marker of inflammation and has been implicated […] Read more »

Cancer treatment and prevention August 2012

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New discovery as of August, 2012: Many chemotherapies were discovered in Aug, 2012, to actually promote the formation of cancer rather than reducing caner. All the more reason to rely on nutrition and vitamin C treatment to cure or prevent cancer.
In response to many inquiries from physicians and friends about nutritional strategies to deal with […] Read more »

AJCN and more from Nutrition Investigator Roc at 4:30 am

by Roc » click here for full post

see DETAILS for links and brief explanations after summary:
SUMMARY: Long message this time, to help you have a longer, healthier life. I inform my classes that knowing about good nutrition can add at least 10 years to your life. So I started early today to send you vital discoveries.
….FEATURE: 1) 2010 Nature article with recommendations […] Read more »

J Nutr Oct 2011 from Roc Nutrition Investigator

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J Nutr Oct 2011 from Roc Nutrition Investigator
Thanks for the kind remarks so many of you send. I hope you are able to afford blueberries, strawberries, yogurt, and time enough for love. For links that work and full summaries please see below Key Ideas.
FEATURE: The New Yorker 10/3/2011 pg 44 – Personal Best – Surgeons, […] Read more »

Kidney Stones

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Although many urologists believe that kidney stones are caused by vitamin C supplements, this is because many stones are made of oxalic acid, and vitamin C, ascorbic acid, can be metabolically transformed into oxalic acid. However, all of the peer-reviewed published evidence as of 2011 indicates that taking vitamin C supplements does not increase the […] Read more »

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