ISDIN Retinal Intense Serum is a premium 50ml anti-aging treatment from the Isdinceutics line. This concentrated formula features retinal (retinaldehyde) to help reduce the appearance of fine lines and wrinkles while improving skin texture and tone. Key features: • 50ml professional-grade serum • Contains retinal (retinaldehyde) for anti-aging benefits • Part of Isdinceutics premium skincare line • Helps improve skin texture and tone • Elegant gold and black packaging design The serum comes in a sophisticated black bottle with gold accents, reflecting its premium positioning in the Isdinceutics range. The airless pump packaging helps preserve the stability of the active ingredients. For best results, apply in the evening to clean, dry skin before moisturizer. As with any retinoid product, it's recommended to start slowly and gradually increase usage while monitoring skin's response.