Can Transferrin help with fertility?

Based on the provided knowledge context, there is no direct evidence that transferrin can help with fertility. Transferrin is a key iron-transport protein, and iron deficiency is known to impair fertility in both men and women (e.g., anovulation, poor sperm quality). However, the context does not include any studies or clinical data linking transferrin levels or supplementation to improved fertility outcomes. MyBody-X tests may assess transferrin as part of iron metabolism markers, but this is not a validated fertility intervention. The evidence level is 'unclear' because the connection is only mechanistic and indirect. For fertility concerns, a comprehensive medical evaluation is recommended, including iron status, but isolated transferrin modulation lacks scientific support.