Sun Protective Clothing Is It Okay To Have A Total Of 30 Mins Sun Exposure Daily?? With Taking 20mg Roacctutane(isotretinoin)?

Is it okay to have a total of 30 mins sun exposure daily?? with taking 20mg roacctutane(isotretinoin)? - sun protective clothing

Hello everyone, I am taking 20-mg dose of Roaccutane for my acne light, and I know it is permissible to have a total of 30 minutes of sun exposure every day I wear protective clothing (hat) I do not use sunscreen because my face is white, plus the amount of sun exposure is considered safe? or acne scars? thnxx