Detailed answer

Using skin brighteners with active ingredients like vitamin C or retinol is generally safe and can provide additional benefits. However, it is important to consider a few factors. First, always patch test new products before using them on your entire face to check for any adverse reactions. Second, introduce new active ingredients gradually to your skincare routine to allow your skin to adjust. Third, layering different active ingredients can increase the risk of irritation, so it's essential to monitor your skin's reaction and adjust accordingly. Additionally, it's advisable to use products from the same skincare line or consult with a skincare professional to ensure compatibility and optimize results. Lastly, remember to follow the recommended usage instructions for each product to avoid overexfoliation or skin sensitization.