But, a strong vaginal odor — for instance, a strong "fishy" smell — might be abnormal and could indicate a problem. Other odors could be acidic, like vinegar, ammonia, garlic, cheese, body odor, urine, bread, bleach, feces, sweat, metal, feet, garbage, and rotten meat.
An abnormal vaginal odor is usually associated with other vaginal signs and symptoms such as itching, burning, irritation or discharge.
Common causes of abnormal vaginal odor include Bacterial vaginosis, secondary TMAU (around periods), Poor hygiene, Retained or forgotten tampon, Trichomoniasis. Less commonly, abnormal vaginal odor may result from rectovaginal fistula, cervical or vaginal cancer