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

Archive for ‘calcium

AJCN Nov 2013

by Roc » click here for full post

RESEARCH HEADLINES – See longer synopses after headlines.
Vitamin C reduces risk of gastric cancer – 500mg vitamin C twice a day raises vitamin C level to 80-μmol/L, reducing risk 56%. A good diet also strengthens your bones – Dietary guidelines for CVD risk reduction may also benefit bone health. Full article including all American Heart Association diet recommendations. Blueberry flavanoids improve […] Read more »

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 »

American Jrnl of Clinical Nutrition Nov, 2012

by Roc » click here for full post

SUMMARY – See this, longer synopses, and active links further down this page.
1. Treatment of obesity BMI >40 or 100 pounds overweight. A reasonable target is 10% of baseline weight per person.
2. Sugar intake, esp. fructose, has risen from 20 pounds to 160 lbs/person/year.
3. Our data refute the existence of a healthy obese phenotype.
4. “Saving […] Read more »

Response to reader questions – calcium and protein

by Roc » click here for full post

Respond to nut reader question about J Nutrition Nov 2011:
Dear Roc, Besides weight loss, garlic has the added advantage of keeping vampires at bay. Please tell me, is there such thing as too much protein? And where do we get calcium if not in milk?
1) Too much protein – In general, consuming more than 30% of […] Read more »

J Nutr, Nov 2011, melatonin, and happiness from Nutrition Investigator, Roc

by Roc » click here for full post

 Read the summaries with links to abstracts after the headlines. Here’s the headlines:
Nutrition Investigator comment: Since I began research into the cause of human aging around 1990, I have been a member of the American Aging Association. At an AGE conference years ago, I learned that taking melatonin supplements turns on many youthful genes that […] Read more »

AJCN Nov, 2011

by Roc » click here for full post

  Read the summaries after these headlines. Here are the headlines.

GOOD THINGS: 1. Get the D and Dairy – 1000 mg daily Calcium is helpful for prevention of weight gain, cardiovascular disease, and cancer (It’s worth going to the link for summary of this) 2. n−3 PUFAs are beneficial to fight cancer, recover from surgery, […] Read more »

Vitamin Overdose Concerns and AJCN Oct, 2011

by Roc » click here for full post

Media oversimplify to report possible hazards of taking vitamin E, multivitamin, and fish oil. But there are serious flaws in each interpretation. As my research poster 62 points out, even nutrition and medical experts differ widely on what supplements they actually use themselves. Please ask an expert. And […] Read more »

AJCN Feb, 2011, depression and new daily values

by Roc » click here for full post

See longer synopses at DETAILS after these summaries.
*To be added or removed from the nutrition research Email List . *To review the disclaimer. *To ask Roc a question. Here’s the SUMMARY:
Wow. The new Daily Values from the Institute of Medicine are coming out today, Jan. 31, as they do each decade. In addition, I […] Read more »

Jrnl Nutrition Oct 2010

by Roc » click here for full post

SUMMARY – MAIN NEWS – 1. Up to 90% of Americans fail to meet dietary guidelines – The majority did not meet recommendations for all of the nutrient-rich food groups, except total grains and meat and beans. Overconsumption of energy from solid fats, added sugars, and alcoholic beverages (“empty calories”) was ubiquitous. […] Read more »

J Nutrition Apr, 2010

by Roc » click here for full post

See this, longer synopses, and links to published articles at Nutrition investigator .
NUTRITION INVESTIGATOR INTERPRETATION – Half the US takes supplements. Even so, most need more vitamin D, antioxidants, and DHA, one of two essential fatty acids in fish oil. “Tens of millions of new Alzheimer’s disease (AD) and other dementia […] Read more »

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