Ukutyhilwa komlingo weRetinol: Ngaphambi nasemva kweSityhilelo
Fumana amandla okuguqula i-retinol kukhathalelo lwesikhumba. Ngena kwisikhokelo sethu esibanzi ukubona i-retinol ngaphambi nasemva kweziphumo, izibonelelo, kunye nendlela yokuyisebenzisa kulusu olukhazimlayo.
Ukutyhilwa komlingo weRetinol: Ngaphambi nasemva kweSityhilelo Funda ngokugqithisileyo "