The Compendium of Bheḷa 4.3.4

4.3.4

vikṛtāḥ syuragarbhā vai rasāpathyaniṣevaṇe | sandhāraṇādvā vegānāṃ yonidoṣeṇa vā punaḥ ||

There may be abnormalities or lack of conception if unwholesome tastes are consumed, / or from suppression of natural urges, or again through a disorder of the yoni.