How to Choose an Egg Donor: What Actually Matters

How to choose an egg donor: what to look for and what to ignore

Choosing an egg donor is one of the most personal decisions on the path to parenthood, and there is no universal right answer. There is a clear process behind it though, and understanding that process tends to make the decision feel less overwhelming and more like something you can actually work through.

This guide covers what most intended parents focus on, what the research says actually affects outcomes, and how to think the decision through in a way that fits your family.

How donor screening actually works at Donor Nexus

Before you spend much time reviewing a donor’s profile, it helps to understand where she sits in the screening process, because not every donor in the database is at the same stage and knowing that saves confusion later.

Before being accepted into our programs and added to our donor database, every egg donor candidate completes a detailed FDA medical questionnaire documenting their personal and family health history and is personally interviewed by our team.

_{When does the full egg donor screening process take place?}

• Frozen Egg Bank: All donors with frozen eggs available in our Frozen Egg Bank have completed the full screening process outlined below.

• For our Fresh Matching Program: The full screening process for a Fresh Match is initiated and carried out by your clinic after you match with a donor. The screening process can take up to four months to complete, depending on the donor's menstrual cycle and scheduling. Approximately one in four donors "screen out" during this process.⁴

What does the egg donor screening process entail?

The egg donor screening process at Donor Nexus includes the following evaluations completed before every donation cycle:

For a closer look at the qualifications, medical evaluations, and screening steps at Donor Nexus, explore our Egg Donor Screening page. 

What intended parents typically consider

Physical characteristics

Many intended parents look for a donor who shares physical traits with the intended mother or the family. Hair color, eye color, height, build, and ethnic background are all common starting points. Donor Nexus profiles include photos from childhood through adulthood, so you get a fuller picture than a single headshot.

Some families prioritize physical resemblance closely. Others care less about it. Neither approach is wrong.

Education and interests

Donor profiles include academic history, career, hobbies, and personal reflections. Some intended parents feel drawn to donors who share similar values, intellectual interests, or creative backgrounds. Others do not place much weight on this at all.

Worth knowing: there is no scientific consensus that traits like intelligence or personality are meaningfully inherited through egg donation in the ways we sometimes assume. The epigenetic relationship between the person carrying the pregnancy and the child, on the other hand, is real and documented, because the gestational parent’s body influences which of the baby’s genes are switched on and off as she develops.³ The Science of Epigenetics: “Am I the Real Mom?” walks through what that research actually shows. And what you bring to raising a child matters enormously.

Key point: the donor supplies the genetic material, and the person carrying the pregnancy influences how those genes are expressed as the baby develops. Both are part of how a child comes to be.

Open ID vs. nonidentified donation

This is a meaningful choice, and it is worth thinking through carefully before you select a donor.

With a nonidentified donor, identifying information is not exchanged. With an open ID donor, the donor has agreed that the donor-conceived person may access identifying information once they turn 18.

Donor Nexus offers both options, and this is ultimately your decision, though it is one worth making deliberately rather than by default.

Fresh vs. frozen cycle

Your choice of program also shapes your donor selection. In a fresh egg donation cycle, you match directly with one donor and receive all eggs retrieved. In a frozen cycle through the Donor Nexus Egg Bank, you select from donors who have already completed a retrieval, and a cohort of eggs is shipped to your clinic.

The donor selection experience differs a little between the two programs, since frozen donors have a completed cycle on file while fresh donors are matched and cycle in real time, and both paths draw from a thoughtfully screened pool. If you are still weighing the two, fresh vs. frozen donor eggs compares them on success rates, cost, timing, and siblings.

What the data says about outcomes

A donor’s age at the time of egg retrieval is the most predictive factor for cycle success, and it is already accounted for in the screening criteria, which is part of why the profile details people agonize over tend to matter less than they feel like they should.¹²

Beyond age, the quality of the IVF lab and the experience of the clinic performing the transfer matter significantly. 

For what published outcome numbers actually measure, and how to compare them fairly from one program to the next, see our guide to donor egg IVF success rates.

Practical advice from intended parents who have done this

Most people describe something shifting when they find the right donor, and it is usually less that something clicked in her profile than that they simply felt ready to move forward.

A few things that tend to help:

• Give yourself a realistic timeframe. Some people find their donor in an afternoon. Others review profiles over several weeks. Both are normal.
• Involve your partner or support person, but agree in advance on how the final call gets made if you see it differently.
• If you feel stuck between two donors, your case manager can help you think it through. That is exactly what they are there for.

For a firsthand version of all of this, Victoria Niño, a mother of two through egg donation, wrote about the mistakes she made choosing an egg donor.

Frequently asked questions

Can I change my mind after selecting a donor?

In a frozen cycle, you can change your selection before the eggs are shipped and processed. In a fresh cycle the timing matters more, so talk to your case manager about where you are in the process and the team can help you find the best path forward.

What if the donor I want is no longer available?

Frozen egg bank donors may have limited cohorts remaining, and fresh donors can have availability constraints depending on where they are in screening. If a donor becomes unavailable, your case manager can help you identify similar options.

Sources

1. Practice Committee of the American Society for Reproductive Medicine. Evidence-based outcomes after oocyte cryopreservation for donor oocyte in vitro fertilization and planned oocyte cryopreservation: A guideline. Fertility and Sterility. 2021;116:36-47.
2. Society for Assisted Reproductive Technology. Final National Summary Report for 2023. Donor egg cycles.
3. Zuccarello D, Sorrentino U, Brasson V, et al. Epigenetics of pregnancy: looking beyond the DNA code. Journal of Assisted Reproduction and Genetics. 2022;39:801-816.
4. Donor Nexus program data.