Question: is 12 mg of astaxanthin too much?
Answer: Astaxanthin Dosage For that reason, there is currently no set recommended daily intake for astaxanthin. Clinical trials so far have used astaxanthin doses ranging from 1 mg per day to 40 mg per day. But the majority of trials have used a dose of astaxanthin between 6 mg per day and 12 mg per day.