Ovulation test strips measure the level of LH hormone in urine . LH is the hormone that triggers ovulation (the release of an egg from the ovary ) and LH levels are elevated just prior to ovulation, and LH can be detected in urine. The LH level in the urine can be measured quickly and easily using ovulation strips and is a good predictor that ovulation is about to occur.
Why use ovulation strips
Simple dip and read LH ovulation test strips, are just as accurate as more expensive brands of ovulation predictor kits, but as there is less packaging, they are an cheaper to buy, as well as being an eco-friendlyovulation test.