Because Expertise Matters
Join Cyberounds®, an online education community for health professionals Sign Up

Log In

Nutrition

Vitamin C and Human Nutrition

Vitamin C is essential for survival. Lack of vitamin C, or vitamin C deficiency, can cause scurvy, which is manifest by well-defined symptoms, including fatigue, poor wound healing, tissue degeneration...
CME credit is no longer available for this conference.

Course Authors

Yi Li, B.Sc., and Herb E. Schellhorn, Ph.D.

Y. Li is a graduate student and Dr. Schellhorn is Professor, Department of Biology, McMaster University, Hamilton, Ontario, Canada.

Within the past 12 months, Y. Li and H.E. Schellhorn report no conflicts of interest or competing interests.

Estimated course time: 1 hour(s).

Albert Einstein College of Medicine – Montefiore Medical Center designates this enduring material activity for a maximum of 1.0 AMA PRA Category 1 Credit(s)™. Physicians should claim only the credit commensurate with the extent of their participation in the activity.

In support of improving patient care, this activity has been planned and implemented by Albert Einstein College of Medicine-Montefiore Medical Center and InterMDnet. Albert Einstein College of Medicine – Montefiore Medical Center is jointly accredited by the Accreditation Council for Continuing Medical Education (ACCME), the Accreditation Council for Pharmacy Education (ACPE), and the American Nurses Credentialing Center (ANCC), to provide continuing education for the healthcare team.

 
Learning Objectives

Upon completion of this Cyberounds®, you should be able to:

  • Discuss the genetic cause for vitamin C deficiency in humans and why dietary vitamin C intake levels should be determined on an individual basis

  • Discuss the reason why the loss of vitamin C producing-ability might have been beneficial in human evolution

  • Identify individuals for whom vitamin C supplementation may pose health risk

  • Discuss why vitamin C, especially when taken large quantities, is poorly absorbed and stored by the body

  • Describe the relationship between the effective serum concentrations of vitamin C and the therapeutic values of this vitamin in cancer and cardiovascular disease.

 

TERMS AND CONDITIONS

This conference may include discussion of commercial products and services.

The opinions expressed herein are those of the authors and do not necessarily represent the views of the sponsor or its publisher. Please review complete prescribing information of specific drugs or combination of drugs, including indications, contraindications, warnings and adverse effects before administering pharmacologic therapy to patients.

 

Please click below to accept the terms of this CME activity

Courses You Might Like

Low Carb v. High Protein Diets: 2019 Update

Approximately two-thirds of Americans are now classified as overweight or obese. As obesity prevalence has increased throughout the society, clinical understanding of the nature of obesity has evolved:… what was once thought of throughout the 20th century as a moral failing of overeating has since changed into a singular view of hormonal dysregulation (in particular defects in insulin sensitivity). Despite this paradigm shift from moral to physiologic understanding, outcomes have continued to worsen, suggesting that a single…
Authors: Edward Saltzman, M.D., is Academic Dean for Education at the Friedman School of Nutrition Science and Policy, Associate Professor at the School of Medicine, and scientist at the Energy Metabolism Laboratory in the Jean Mayer USDA Human Nutrition Research Center on Aging, Tufts University, Boston, MA.
Estimated Time: 1 Hour
View Course
More

Vitamin D in Health and Disease

In the early twentieth century, McCollum and colleagues discovered that a component of cod liver oil could cure rickets in dogs. Following the pattern of naming vitamins A… through C, this factor became known as vitamin D, the fourth vitamin discovered. Since its initial use in the treatment of bone disease, the potential therapeutic applications of vitamin D have broadened, as vitamin D receptors have been identified in numerous tissues and immune cells. Considered a miracle drug by…
Authors: Malcolm D. Kearns, M.D., and Vin Tangpricha, M.D., Ph.D.
Estimated Time: 1 Hour
View Course
More

Genetically Modified Foods: Scientific Perspective and Controversies

Authors: Adrian Dubock, Ph.D.
Estimated Time: 1 Hour
View Course
More

Sports Nutrition for an Adult Female Endurance Athlete

The combined position of the American Dietetic Association (ADA), Dietitians of Canada and the American College of Sports Medicine (ACSM) states that physical performance and exercise recovery can be improved… through quality nutrition. Active adults and athletes can improve their physical performance by making appropriate food and fluid intake choices with consideration of timing of intake. In this Cyberounds®, we review the current guidelines for sports nutrition with application to adults participating in moderate endurance events. Anna is a 5’…
Authors: Lona Sandon, M.Ed., R.D.
Estimated Time: 1 Hour
View Course
More

Current Management of Obesity

Approximately 110 million American adults are overweight. Sixty−six percent of Americans are either overweight or obese. If current trends continue, it has been estimated that nearly all American adults… will be overweight or obese by 2030. The prevalence of childhood obesity and extreme obesity have increased dramatically. Even developing nations are seeing an increase in obesity and obesity−related complications, in part related to the adoption of a Western diet and exercise patterns. There are significant ethnic disparities in…
Authors: Lawrence J. Cheskin, M.D., and Scott Kahan, M.D., M.P.H.
Estimated Time: 1 Hour
View Course
More

Selenium: A Trace Element with Abundant Potential

A 55-year-old, previously healthy woman sought medical attention concerning a six-week history of diarrhea followed by progressive hair loss. The hair loss began two weeks after the onset of… diarrhea and was first noted on her head in a diffuse, symmetrical distribution. Subsequently, the hair loss progressed to the axillae, genitalia and extremities. She also complained of generalized muscle cramps, joint pain, fatigue and difficulty with concentration. A recent evaluation by her primary medical provider revealed…
Authors: Mark Sutter, M.D., and Jennifer Brown, M.D.
Estimated Time: 1 Hour
View Course
More