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.
When Britannia was a Roman province, Carmarthen was the civitas capital of the Demetae tribe, known as Moridunum (Sea Fort). Carmarthen is possibly the oldest town in Wales and was recorded by Ptolemy and the Antonine Itinerary. The Roman fort is believed to date from around AD 75.t is on the River Towy 8 miles (13 km) north of its mouth at Carmarthen Bay. In 2001, the population was 15,854. Carmarthen claims to be the oldest town in Wales but the two settlements of Old and New Carmarthen were only united into a single borough in 1546.