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Category Archives: Fat-Soluble Activators

The Scarlet Nutrient

The Unfair Stigmatization of Vitamin A If you take a prenatal vitamin, look on the label to see whether it contains vitamin A (some brands actually don’t contain any vitamin A), it will probably indicate “from beta-carotene or mixed carotenoids.” When you see this, think carrots, sweet potatoes or papaya, all excellent sources of theContinue Reading

Nutritional Adjuncts to the Fat-Soluble Vitamins

Summary • Vitamins A, D, and K2 interact synergistically to support immune health, provide for adequate growth, support strong bones and teeth, and protect soft tissues from calcification. • Magnesium is required for the production of all proteins, including those that interact with vitamins A and D. • Vitamins A and D support the absorptionContinue Reading

Update on Vitamins A and D

Vitamin D Experts Defend Cod Liver Oil In November of 2008, Dr. John Cannell of the Vitamin D Council published a commentary in the journal Annals of Otology, Rhinology & Laryngology attacking cod liver oil because of its high vitamin A content, claiming that vitamin A intakes above the most minimal levels would increase mortalityContinue Reading

On the Trail of the Elusive X-Factor: A Sixty-Two-Year-Old Mystery Finally Solved

Contents Article Summary On the Trail of the Elusive X-Factor (Main Article) A Sixty-Year Mystery Vitamin K: Three Discoveries Converge Perfect Correspondence Synergy with Vitamins A and D Vitamin K2 and Dental Health Vitamin K2 and Bone Health Vitamin K2 and Heart Disease Vitamin K2 and the Brain Other Roles of Vitamin K2 Vitamin K2Continue Reading

From Seafood to Sunshine: A New Understanding of Vitamin D Safety

Table of Contents Introduction Sidebar: Diseases Against Which Vitamin D is Proven to or Suggested to Protect Vitamin or Hormone? Sidebar: Vitamin D Pathway Sources of Vitamin D: Sunlight Sidebar: The Synthesis of Vitamin D in the Skin and the Vitamin D Winter Sidebar: Do Statins Inhibit Vitamin D Synthesis? Source of Vitamin D: FoodsContinue Reading

Vitamin A On Trial: Does Vitamin A Cause Osteoporosis?

Table of Contents Introduction Vitamin A, Bone Mineral Density, and Hip Fracture: The Epidemiological Evidence Summary of the Epidemiological Evidence Stronger Studies Show an Association Synthetic Versus Natural: Does it Matter? Figure 1 Vitamin D: The Missing Link Vitamin D Protects Against the Toxicity of Vitamin A Vitamin D Requirements in the Vitamin D WinterContinue Reading

Perilous Pathways: Environmental Chemicals and Environmental Illness, A Major Role for Vitamin A

Exposure to any of a wide range of environmental chemicals (ECs) causes environmental illness (EI) in both humans and wildlife. ECs include pesticides such as insecticides and herbicides and non-pesticides such as PCBs and dioxin. EIs include fibromyalgia, chronic fatigue syndrome, multiple chemical sensitivity, and Gulf War Syndrome. All of these diseases appear to beContinue Reading

Vitamin A Saga

Read this article in: Portuguese Note: After reading this article, please also read the Vitamin A, Vitamin D and Cod Liver Oil: Some Clarifications section in our Cod Liver Oil Basics and Recommendations article The discovery of vitamin A and the history of its application in the field of human nutrition is a story ofContinue Reading

Vitamin A Vagary

Read this article in: Dutch Note: After reading this article, please also read the Vitamin A, Vitamin D and Cod Liver Oil: Some Clarifications section in our Cod Liver Oil Basics and Recommendations article.Note: This article has been expanded and updated as Vitamin A Saga. It remains online because other articles reference it and toContinue Reading

Vitamin A Knavery

Note: After reading this article, please also read the Vitamin A, Vitamin D and Cod Liver Oil: Some Clarifications section in our Cod Liver Oil Basics and Recommendations article. Note: This article has been expanded and updated as Vitamin A Saga. It remains online because other articles reference it and to provide the original EnglishContinue Reading

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