Candida albicans is the most common type of fungus to cause yeast infections. Sometimes, other types of candida fungus are to blame. Common treatments usually cure a Candida albicans infection. Yeast infections caused by other types of candida fungus can be more difficult to treat, and need more aggressive therapies.oo much yeast in your vagina causes vaginal itching, burning and other classic signs and symptoms of a yeast infection. Overgrowth of yeast can result from: 1  Antibiotic use, which decreases lactobacillus bacteria in your vagina and changes the pH of your vagina. 2  Pregnancy. 3  Uncontrolled diabetes. 4  Impaired immune system.