If you are trying to correct a selenium deficiency, you might be better off taking a selenium supplement because you know how much selenium you are getting

Ingredient list: Water, Glycerin, Propanediol, Butylene Glycol, Niacinamide, 1,2-Hexanediol, Dimethicone, Dimethicone/Vinyl Dimethicone Crosspolymer, Carbomer, Tromethamine, Artemisia Princeps Leaf Extract, Hydroxyacetophenone, Cyclopentasiloxane, Melia Azadirachta Leaf Extract, Cyclohexasiloxane, Ethylhexylglycerin, Glyceryl Polyacrylate, Octyldodecanol, Adenosine, Melia Azadirachta Flower Extract, Disodium EDTA, heobroma Cacao (Cocoa) Extract, Dextrin, Lavandula Angustifolia (Lavender) Oil, Polyglutamic Acid, Lecithin, Citrus Grandis (Grapefruit) Peel Oil, Phenoxyethanol, Rosmarinus Officinalis (Rosemary) Leaf Oil, Anthemis obilis Flower Oil, Madecassoside, Aniba Rosaeodora (Rosewood) Wood Oil, Centella Asiatica Leaf Water, Houttuynia Cordata Extract, Asiatic Acid, Asiaticoside, Alcohol, Madecassic Acid, Centella Asiatica Meristem Cell Culture, PEG-8, Caprylyl Glycol, PPG-1-PEG-9 Lauryl Glycol Ether, Helianthus Annuus (Sunflower) Seed Extract, Gentiana Lutea Root Extract, Achillea Millefolium Extract, Arnica Montana Flower Extract, Artemisia Absinthium Extract, Hedera Helix (Ivy) Leaf/Stem Extract, Sodium Glycerophosphate, Phytic Acid, Centella Asiatica Extract, Selaginella Lepidophylla Extract, Potassium Magnesium Aspartate, Citric Acid, Sodium Polyacrylate, Calcium Gluconate, Magnesium Gluconate, Potassium Sorbate, Xanthan Gum, Sodium Benzoate, Polysorbate 20

That is the accurate statement of the concern
Improvement of Cell Membrane Integrity Reducing peroxidative damage better maintains cell membrane integrity (which can be understood as a more intact, undamaged cell)
You can also opt for a high quality fiber supplement and butyrate supplement