Yes...you are fine. If they were all vaccinated and all from the same spot and the only chicks on the property, your only risk is becoming too attached and wanting more.
Have fun with your little brood.
LofMc
No. nothing. The vaccinations require nothing other than keeping the chicks away from the older flock until the vaccines have done their job to boost the immune system. (My memory tells me it takes about 2 weeks).
ACV is fine. Oatmeal is fine. Medicated feed is simply unnecessary as they have...