Does skinB5 conduct animal testing? SkinB5™️ Help Centre (HQ) May 05, 2019 04:23 Updated No. We do not test on animals. Related articles I'm trying to take skinB5 with isotretinoin. Would this be okay? Are there any side effects from using the Extra Strength Acne Control Vitamins? I've started using Extra Strength Acne Control Vitamins and my acne has increased? Comments 0 comments Please sign in to leave a comment.