The fertility regulator has welcomed the consultation. The most common age for women to freeze their eggs is currently 38.
Rebecca Brown won a share of the cash on a National Lottery family syndicate.
Scarlett, Max and Troy were born six weeks and four days prematurely on June 26.
The Human Fertilisation and Embryology Authority said some private clinics were using 'selective success rates' to target older women.
A couple have had their second child using IVF thanks to the generosity of Facebook friends.
The number of adoptions has fallen in recent years to 4,350 in 2017, down from 5,360 in 2015.
Louise Brown was the first IVF baby to be born in 1978.
The parents died in 2013 but using frozen embryos, a surrogate mother gave birth to Tiantian four years later, The Beijing News reported.
Teenage cancer survivor Alannah Roberts had a baby 13 years after freezing her eggs.
It could mean one man may end up fathering 26 children to strangers.