Your Comprehensive Guide to Vitamins: How to Distinguish Between Water-Soluble and Fat-Soluble

Vitamins are essential nutrients for maintaining bodily functions. Based on their solubility, they can be divided into two main categories: water-soluble and fat-soluble, with very different methods of supplementation.

Characteristics of the Two Main Types of Vitamins

• Water-soluble vitamins: Dissolve in water, excess is excreted through urine, require daily supplementation.
• Fat-soluble vitamins: Stored in the liver and fat, excessive intake may lead to toxicity.

Types and Functions of Vitamins

• Water-soluble C: Collagen production, enhanced immunity.
• Water-soluble B complex: Neurotransmission, hematopoiesis, metabolism.
• Fat-soluble A: Vision, mucous membranes, immune health.
• Fat-soluble D: Promotes calcium absorption, bone health.
• Fat-soluble E: Antioxidant, protects cell membranes.
• Fat-soluble K: Blood coagulation, supports bone metabolism.