This method gives a quick, approximate pH reading, making it ideal for home gardeners. Digital pH meters provide a more ...
The vagina is a slightly acidic environment, with a pH of less than 4.5. Higher pH levels allow bacteria and yeasts to thrive, which can result in bacterial and yeast infections. Vaginal pH tests ...
一些您可能无法访问的结果已被隐去。
显示无法访问的结果