Which of the following could be considered a contraindication for chemical peels?

In the context of chemical peels, retinoid users are indeed considered to have a contraindication because retinoids can increase skin sensitivity and the potential for adverse reactions when combined with the effects of a chemical peel. Retinoids such as tretinoin (Retin-A), isotretinoin, or over-the-counter retinol can lead to skin that is already compromised or more reactive. Consequently, undergoing a chemical peel while using these products may heighten the risk of irritation, peeling, and other skin-related side effects.

For individuals using retinoids, it may be advisable to discontinue their use for a specified period before undergoing a chemical peel. This approach helps ensure the skin is in a more stable condition, thereby reducing the likelihood of complications during and after the treatment.

Looking at the other options: individuals with sensitive skin may require caution, but this does not automatically exclude them from receiving a chemical peel, as adaptations in technique or type of peel can mitigate risks. While acne scars can be effectively treated with chemical peels, and solar damage may be an indication for certain types of peels, they are not contraindications in the same way retinoid use is. Each of these conditions may need a tailored approach, but they