Food Supplement. Take one or two capsules per day with a little water. A carotenoid that gives marigolds their characteristic colour, Lutein is yellow-orange compound that occurs naturally in the macula, the part of the eye largely responsible for 3D vision. Lindens Lutein 10mg Capsules contain a potent, concentrated extract of marigold, standardised to provide 1mg of lutein per rapid-release, easy swallow capsule. Lindens is an established UK manufacturer based in Yorkshire, ISO 9001 Certified for Quality Management Systems with a dedication to excellence, innovation and satisfaction. Supplied in resealable, light-proof, foil-fresh pouch packaging. The Lindens label is your guarantee of authenticity.