Vitamin D3

What Is Vitamin D3?

Vitamin D3, scientifically known as cholecalciferol, is a fat-soluble vitamin that functions more like a steroid hormone in the human body. It is primarily synthesized endogenously when the skin is exposed to ultraviolet B (UVB) rays from sunlight, which converts cutaneous 7-dehydrocholesterol into previtamin D3 and subsequently into vitamin D3. Additionally, it can be obtained exogenously through dietary sources, predominantly animal-based foods such as fatty fish (e.g., salmon, sardines), egg yolks, and cod liver oil, as well as through fortified foods and dietary supplements.

Product Applications

Promoting Bone Health

It plays a crucial role in regulating calcium and phosphorus levels by enhancing their absorption in the intestines and reabsorption in the kidneys, which is essential for bone mineralization and preventing conditions like rickets in children and osteoporosis in adults.

Boosting Immune Function

It modulates the immune system by regulating T-cell differentiation and suppressing excessive inflammatory responses, thereby helping the body fight off respiratory infections and potentially lowering the risk of autoimmune diseases.

Supporting Muscle Function

Vitamin D3 receptors are widely distributed in muscle tissues, and adequate levels help maintain muscle strength and coordination, significantly reducing the risk of falls, especially in the elderly.

Regulating Metabolism

It is involved in insulin regulation and blood sugar control, showing a potential inverse relationship with the risk of developing type 2 diabetes and supporting cardiovascular health by helping to maintain healthy blood pressure.

These statements have not been evaluated by the U.S. Food and Drug Administration. This raw material is intended for use as a dietary ingredient or supplement base only. It is not intended to diagnose, treat, cure, or prevent any disease. All information and descriptions provided herein strictly reflect the inherent traits and biochemical properties of this natural extract/raw material, and do not constitute medical claims for any finished consumer products.