Catechism 2376–2379

The Church teaches that a child has the right to be conceived in the act of their parents’ love, not produced in a laboratory. Treatments that assist that act are permitted; those that replace it are not.

What the Church Teaches

The Catechism draws a line between assisting and replacing. Techniques that aid the conjugal act to achieve its purpose are morally acceptable. Techniques that dissociate procreation from the act — where conception happens apart from the union of husband and wife — are not (CCC 2377).

Where a donor outside the marriage is involved, the Church judges it a violation of the exclusive commitment of the spouses and of the child’s right to be born of parents known to them (CCC 2376). Where the gametes are the couple’s own, it remains, in the Church’s judgment, the production of a child rather than the reception of one.

Then the Catechism says something that decides much of the practical case: a child is not something owed to one, but is a gift. The child is not property. He or she has the right to be the fruit of the specific act of the parents’ love (CCC 2378).

The Question of the Embryos

Standard IVF creates more embryos than are transferred. The remainder are frozen, discarded, or used in research. The Church holds that a human embryo must be treated as a person from conception (CCC 2274, 2323), which makes the routine practice of the industry — not merely its principle — a grave matter. Couples are frequently not told how many embryos will be created, or what will happen to them.

Common Misunderstandings

• "The Church is against all fertility treatment." It is not. Surgery, hormonal treatment, correction of ovulation disorders and other approaches that restore fertility so that conception can happen naturally are all permitted and encouraged.
• "Children conceived by IVF are lesser, or not fully accepted." Absolutely not. The Church’s judgment concerns the method, never the child. A child conceived by IVF is loved by God exactly as any other, is baptised like any other, and no shadow falls on them.
• "The Church has nothing to offer instead." Restorative approaches — NaProTechnology and similar — treat the underlying causes of infertility, and Catholic practitioners exist in most countries.
• "Then infertile couples are simply out of luck." The Catechism addresses them directly: physical sterility is not an absolute evil, and couples may express their generosity by adopting abandoned children or in service to others (CCC 2379).

What It Means in Practice

This teaching lands on people in real grief, and it should be read that way. If you are in the middle of it, talk to a priest who will sit with the whole situation, and to a doctor who will investigate causes rather than move straight to IVF. If you have already conceived by IVF, there is nothing to undo and no shadow over your child; if you have embryos in storage, speak to a priest. Dignitas Personae §19 addresses that situation directly and concludes that all the proposed solutions, including prenatal adoption, are themselves ethically problematic, while recognising that the injustice already done cannot be undone. The Church has not resolved it, and says so. You should not carry it alone.

Pray With This

• Prayer for Those Hoping to Conceive
• Prayer to St. Gerard Majella
• Novena to St. Anne, who waited years for a child
• Prayer After Miscarriage or Stillbirth

In the Catechism

• 2373–2375 — the gift of a child, and research
• 2376–2377 — heterologous and homologous artificial fertilisation
• 2378–2379 — the child as gift, and infertility
• 2270–2275 — the status of the embryo

Read the full text at vatican.va.