Vitamins A, D, and E are essential fat-soluble vitamins that play crucial roles in maintaining overall health. Vitamin A, also known as retinol, is vital for vision, immune function, and cell growth, with sources including animal liver, carrots, and sweet potatoes. Vitamin D, often referred to as the "sunshine vitamin," is crucial for calcium absorption and bone health, with sunlight exposure and certain foods like fatty fish and fortified dairy products being primary sources. Vitamin E, or tocopherol, acts as an antioxidant, protecting cells from damage and supporting the immune system, with nuts, seeds, and vegetable oils being rich sources. These vitamins are essential for various bodily functions, and while they are similar in their fat-soluble nature, they each have distinct roles and sources in human health.
The CAS Registry Mumber 8026-25-3 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 8,0,2 and 6 respectively; the second part has 2 digits, 2 and 5 respectively. Calculate Digit Verification of CAS Registry Number 8026-25: (6*8)+(5*0)+(4*2)+(3*6)+(2*2)+(1*5)=83 83 % 10 = 3 So 8026-25-3 is a valid CAS Registry Number.