Discussion: Astaxanthin is a carotenoid derived from Haematococcus pluvialis, a type of microalgae. Astaxanthin is intended to provide support for youthful skin, physical endurance, and maintaining moisture.
To calculate the overall star rating and percentage breakdown by star, we don’t use a simple average. Instead, our system considers things like how recent a review is and if the reviewer bought the item on Amazon. It also analyzes reviews to verify trustworthiness.