So a normal lutein/zeaxanthin gelcap and some extra Vitamin A as beta carotene would seem to be enough. You could eat half an ounce of goji berries and get quite a bit more zeaxanthin, though.
Excellent source of vit A is mangoes.
Interesting! I suffer chronic pancreatitis.
Excess retinol is common and causes bone problems.
In many diseases, retinol and carotene have opposite effects.
Symptoms of acute vitamin A toxicity include:
drowsiness
irritability
abdominal pain
nausea
vomiting
increased pressure on the brain
Symptoms of chronic vitamin A toxicity include:
blurry vision or other vision changes
swelling of the bones
bone pain
poor appetite
dizziness
nausea and vomiting
sensitivity to sunlight
dry, rough skin
itchy or peeling skin
cracked fingernails
skin cracks at the corners of your mouth
mouth ulcers
yellowed skin (jaundice)
hair loss
respiratory infection
confusion
https://www.healthline.com/health/hypervitaminosis-a
Studies that have reviewed the association between vitamin A and depression have suggested that retinoic acid, an active form of vitamin A, can cause depression and suicide
Relationship between Vitamin Intake and Depressive Symptoms in Elderly Japanese Individuals: Differences with Gender and Body Mass Index
https://www.mdpi.com/2072-6643/9/12/1319
So a normal lutein/zeaxanthin gelcap and some extra Vitamin A as beta carotene would seem to be enough.
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This study found that long-term use of beta-carotene, lutein or retinol supplements may increase lung cancer risk.
https://www.cancercarewny.com/content.aspx?chunkiid=21803