Sunlight, Nutrition and Health Research Center (SUNARC)

Sunlight, Nutrition And Health Research Center



Cancer Mortality Maps
- Breast Cancer
- Colon Cancer
- Ovarian Cancer
- Multiple Sclerosis

About Us

Position Papers

- UVB / Vitamin D Breast Cancer Risk Reduction

- UVB / Vitamin D and Colorectal Cancer Essay

- A brief introduction to the role of Vitamin D in reducing the risk of chronic disease

- The role of ultraviolet-B (UVB) radiation (290-315 nm) and Vitamin D in reducing the risk of cancer

- Ultraviolet B (UVB) radiation and vitamin D are important risk reduction factors for Multiple Sclerosis

- Alzheimer's Disease

- Ultraviolet radiation and dietary links to melanoma; or why one should not be dissuaded from enjoying the Sun for optimal health

-Cheaper alternatives to liver transplants

-The New Method of UV Dosimetry Based on an IN VITRO Model of Previtamin D Photosynthesis

-Vitamin D, Calcium and Prevention of Breast Cancer: A Review

-D-vitamin: gamle paradokser og nye perspektiver

-Vitamin D and the Elderly



- Vitamin D Supplementation in the Fight Against Multiple Sclerosis




Position of health organizations and agencies in Australia, Canada, New Zealand, the United Kingdom, and the United States, and the World Health Organization, on UV radiation and vitamin D

S O L A R P O W E R for Optimal Health!
Sunlight and vitamin D may save your health and your life!

By Dr. Marc Sorenson
Foreword by Dr. William Grant

Sunlight and vitamin D profoundly reduce the risk of breast, colon, ovarian and prostate cancer, and 16 other types of cancer.

Vitamin D increases survival for those diagnosed with many types of cancer.

Sunlight dramatically reduces the risk of hip fracture.

Sunlight may defeat depression.

Sunlight and vitamin D lower blood pressure and cholesterol and reduce the risk of heart disease.

Sunlight may reduce risk of multiple sclerosis (MS).

Are tanning beds helpful or harmful?

Good news for the health of black Americans.

S O L A R P O W E R for Optimal Health!

Table of contents

Foreword by William Grant, PhD
Author’s Preface

Section 1:
Background Material
Sunlight, vitamin D and health: history and function
Seasons and sunlight
Free radicals and antioxidants
Solar Power, dietary fat and skin cancer
Solar Power and melanoma: burned by sunscreens?

Section 2
Solar Power and the deadly internal cancers
Solar Power and cancer prevention mechanisms
Solar Power, breast cancer and other women’s cancers
Sunlight, Vitamin D and prostate cancer
Solar Power, colon cancer and other internal cancers

Section 3:
Solar Power and other major diseases and issues
Boning up: Solar Power, osteoporosis, arthritis and pain
Solar Power reduces the risk of multiple sclerosis.
Solar Power, diabetes and autoimmune diseases
Solar power, heart disease and high blood pressure
Solar Power and a potpourri of health concerns
Solar Power vs. depression and other mental disorders
Solar Power and African Americans
Tanning beds (sunbeds) as health-promoting devices

Breaking news
Suggestions for further reading, and other resources
About the author

Purchasing information

Solar Power! is available for purchase:

By clicking here:


- via mail with a check or money order payable to William B. Grant;

Price: $25, + $5 shipping and handling in the U.S.

William B. Grant, Ph.D.
Sunlight, Nutrition, and Health Research Center (SUNARC)
P.O. Box 641603
San Francisco, CA 94164-1603, USA


page updated 01/21/2009