My bell pepper plant is dropping yellowed fruit shortly after it appears. Why?

Question

My pepper plant produces blossoms which fall off ,as expected, to reveal the new fruit. But the fruit turns yellow and falls off after only several days.

Answer 1

This can be due to excess heat.

https://www.gardeningknowhow.com/edible/vegetables/pepper/peppers-falling-off.htm

Add some Epsom Salt to the plant soil.
This article will explain.
https://www.gardeningknowhow.com/garden-how-to/soil-fertilizers/epsom-salt-gardening.htm