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.
On average, there are 264 sunny days per year in Los Angeles (zip 90291), California. The July high is around 72 degrees. The January low is 50. Sperling's comfort index for Los Angeles (zip 90291) is a 82 out of 100, where a higher score indicates a more comfortable year-around climate. The US average for the comfort index is 54.