Bone marrow donation is a life-saving procedure that depends on strict medical guidelines to ensure donor safety and successful transplantation. While both men and women can donate, men often meet higher eligibility requirements for marrow donation due to clearer immune profiles, stronger health indicators, and fewer biological variables. These differences affect donor health criteria, eligibility factors, medical approval, and overall donation standards used by transplant centers worldwide.Here’s why men are frequently considered more eligible for marrow donation.