Rapoport also notes that there is no recommended upper limit—i.e., the highest stage more likely to pose detrimental Unintended effects—for lutein and zeaxanthin. Protection against blue gentle: Lutein filters out https://biobodyboost.co.uk/products/bioeyenourish-vision-support-bilberry-lutein?_pos=1&_psq=bioeye&_ss=e&_v=1.0