Niacin (also known as vitamin B3 or nicotinic acid) is an organic compound with the formula C 6H 5NO 2 and, depending on the definition used, one of the 20 to 80 essential human nutrients.iacin cannot be directly converted to nicotinamide, but both compounds are precursors of the coenzymes nicotinamide adenine dinucleotide (NAD) and nicotinamide adenine dinucleotide phosphate (NADP) in vivo. NAD converts to NADP by phosphorylation in the presence of the enzyme NAD+ kinase.
Porthcawl is a town and community on the south coast of Wales in the county borough of Bridgend, 25 miles (40 km) west of the capital city, Cardiff and 19 miles (31 km) southeast of Swansea.here are three golf courses to the north of the town including Royal Porthcawl Golf Club, which attracts players from around the world. Porthcawl is home also home to football side Porthcawl Town Athletic F.C. which boasts a 1st, Reserve and 3rd team as well as numerous junior teams.
Conwy Castle (Welsh: Castell Conwy, English: Conway Castle) is a medieval fortification in Conwy, on the north coast of Wales.It was built by Edward I, during his conquest of Wales, between 1283 and 1289.Constructed as part of a wider project to create the walled town of Conwy, the combined defences cost around Â£15,000, a huge sum for the period. Over the next few centuries, the castle played an important part in several wars.onwy Castle (Welsh: Castell Conwy, English: Conway Castle) is a medieval fortification in Conwy, on the north coast of Wales.