A: Azelaic acid is a naturally occurring substance found in whole grains that studies have shown to inhibit 5-alpha-reductase in human skin. 5-alpha-reductase converts testosterone into dihydrotestostrone (DHT), accumulation of which in scalp is believed to be responsible for the male pattern hair loss.: Azelaic acid is a naturally occurring substance found in whole grains that studies have shown to inhibit 5-alpha-reductase in human skin. 5-alpha-reductase converts testosterone into dihydrotestostrone (DHT), accumulation of which in scalp is believed to be responsible for the male pattern hair loss.
Los Angeles: Annual Weather Averages. July is the hottest month in Los Angeles with an average temperature of 22Â°C (72Â°F) and the coldest is January at 13Â°C (55Â°F) with the most daily sunshine hours at 13 in August. The wettest month is January with an average of 79mm of rain.
With December's 58.9 degrees F the lowest monthly temperature and August's 75 the highest, downtown Los Angeles is generally warm to hot all year. Changes in temperature between seasons are relatively small. Summers in LA are consistently hot, with monthly averages over 70 from June through September.