Results: sample of 89 breastfeeding women who received Covid-19 vaccine, mean age 31.4 ± 3.49; The average age of the child was 9.43 ± 6.54 months, there were 4 vaccines - Covid 19 was injected: Comirnaty (22/89), Moderna (17/89), AstraZeneca (44/89), Verocell (4/89).