Already exists. Geneticists discovered enzyme that causes aging.
Body Stops producing at age of 21 in women and 27 in men.
Can be synthesized, children no longer required.
Project Camelot - Whistleblower says Elites have 1m/day pill that returns you to that age.

I'm highly suspicious of a 27 year old running a trillion dollar pharma company after I learned this. His attitude, even after a 7 year sentence is strange.

https://www.pbs.org/newshour/nation/martin-shkreli-pharmaceutical-chief-who-increased-price-of-lifesaving-drug-sentenced-to-7-years-in-prison