In geometry, a tetrahedron (plural: tetrahedra or tetrahedrons) is a polyhedron composed of four triangular faces, three of which meet at each corner or vertex. It has six edges and four vertices. The tetrahedron is the simplest of all the ordinary convex polyhedra and the only one that has fewer than 5 faces. The tetrahedron is the three-dimensional case of the more general concept of a Euclidean simplex.
6 Vitamins And Minerals That Boost Brain Power. 1  1.Thiamine (B1) 2  2. Folic acid (B9) 3  3. Ascorbic acid (vitamin C) 4  4. Calcium. 5  5. Magnesium. 6  6. Zinc. 7  Also Watch A Video On: Top 4 Healthy Foods to Boost Your Brainpower. 8  Conclusion.
Each B Vitamin has a specific function within the metabolic process. Vitamin B1 - Vitamin B1 is also known as Thiamine. Thiamine is essential in healthy brain function and as well as metabolism of carbohydrates. Thiamine deficiencies can cause a disease called Beriberi, which is a disease of the nerve and heart.