This combination is preferred because it promotes the eye health and preserve its function. Also, it prevents the retinal damage from oxidative stress, overall damage from the light
It increases the macular density

Indications:

⇒ Improves the visual functions
⇒ Prevents macular damage
⇒ Reduces oxidative stress
⇒ Prevents cataracts

About Composition:

Omega Fatty Acids-
⇒ omega 3 fatty acids found in fish oil and flaxseed plant
⇒ There are three main omega-3 fatty acids which are alpha-linolenic acid (ALA), eicosapentaenoic acid (EPA), and docosahexaenoic acid (DHA).
⇒ Omega-3s are important components of the cell membranes. DHA levels are especially high in cerebral cortex and sperm cells

Astaxanthin-
Astaxanthin Is a naturally-occurring carotenoid found in algae, crab and salmon. Carotenoids are colour pigments that occur in nature and support good health. Astaxanthin works by blocking the reactive oxygen and nitrogen species and prevents oxidation

Lutein & zeaxanthin:
Lutein and zeaxanthin both are xanthophyll carotenoids found in green vegetables. Lutein and zeaxanthin have antioxidant property. Along with other natural antioxidants, including vitamin c, beta carotene these pigments prevent the damaging of cells by free radicals, which are unstable molecules that can destroy cells and play a role in many diseases. lutein and zeaxanthin, may decrease the risk for age related macular degeneration and retinopathy. It functions as a light filter, protecting the eye tissues from sunlight damage.

Side Effects:

⇒ Astaxanthin may cause red colour of the stools and stomach pain
⇒ Increases bowel movement

Precautions:

Only recommended during pregnancy if prescribed by health care practitioner

Storage:

Store it in cool place, protected from light.