Doctor’s Best Beauty Ceramides contains CeraLOK™ rice ceramides and AstaReal® natural astaxanthin from extracts of microalgae Haematococcus pluvialis. CeraLOK™ is standardized to the most relevant ceramide type: Glucosyl ceramides, providing higher absorption that support skin moisture, smoothness and elasticity, while the antioxidant properties of astaxanthin quenches free radicals and helps tackle age-related oxidative stress. This potent combination helps support healthy skin from within.