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  • Blue light protection for sharper vision and focus

Counteract prolonged blue light exposure with a physician-created eye health supplement formulated to significantly reduce eye strain to help your eyes perform optimally, despite increased screen time.

Just two daily capsules can provide long-lasting blue light relief for people who spend much of their day looking at screens.

  • Benefits:
  1. Reduce eye strain: Improve your ability to adjust to bright light conditions, judge distance, and distinguish different objects onscreen.
  2. Preserve mental focus: Reduce eye fatigue and headache frequency so you stay alert and focused on the task at hand
  3. Support healthy sleep: Offset blue light that can suppress the secretion of melatonin, a hormone that can affect your ability to fall asleep.
  • Ingredients

Ultra-High Absorption Lutein & Zeaxanthin. The lutein & zeaxanthin in high definition uses a patented technology that significantly improves bioavailability and dispersibility.

Bilberry. Polyphenols that protect eyes against blue light-induced retinal photoreceptor cell damage. Helps to prevent and reverse cell damage produced by free radicals.

  • Developed by Experts

Developed by retina specialists & dedicated to supporting your eye health.

Quantity
We recommend consistent use every month for optimal eye support.
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A closer look at high definition

Powerful ingredients and better nutritional absorption

  • Brand

    Lutein & Zeaxanthin

    Powerful nutrients that block photo-oxidative damage to the retina from high-energy light waves. These carotenoids are only available through diet and work to protect eyes from inflammation.

    Found in: Kale, spinach, broccoli

  • Brand

    Potent Antioxidants

    Antioxidants such as Bilberry, Quercetin and EGCG contain potyphrnals that help reduce dryness and other signs of eye fatigue from screen time.

    Found in: Bilberry fruit, green tea, blueberries, onions, tomatoes

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Lutein & Zeaxanthin
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Bilberry Fruit
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Lutein & Zeaxanthin

Powerful nutrients that block photo-oxidative damage to the retina from high-energy light waves.3 These carotenoids are only available through diet and work to protect eyes from inflammation.

Bilberry Fruit

Polyphenols that protect eyes against blue light-induced retinal photoreceptor cell damage. Helps to prevent and reverse cell damage produced by free radicals.

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Meticulously Formulated To Address Key Concerns Of Aging Eyes

Harness the power of nature's finest ingredients to address key concerns of aging eyes. From safeguarding against fluctuating eye pressure to fortifying the delicate optic nerve, each capsule is a testament to Pristene's unwavering commitment to purity and potency.

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Endorsed by ophthalmologists

  • We’re serious about facts. Ask away

    What is High Definition?

    High Definition is a dietary supplement for everyday eye health. It contains nature-based ingredients including lutein, zeaxanthin, bilberry that have been clinically shown to help support eye health and cognitive function.

    What is High Definition's return policy?

    While we hope you love High Definition®, if it isn’t the right fit for you, we offer a 60-day no questions asked return policy. Just e-mail us at support@pristene.com, and we will take care of you!

    Who can benefit from using High Definition?

    People who wish to help support their everyday eye health, guard against blue light, and improve mental performance should take High Definition.

    How long does it take to start seeing the benefits of High Definition?

    High Definition is intended to SUPPORT your eyes. It does not treat or cure any eye disease or condition. Instead, it is meant to help supplement your diet with the carotenoids and other nutrients that your eyes need for optimal everyday eye health.

    How should I take High Definition? Is there a recommended dosage?

    High Definition should be taken as 2 capsules per day. Either both capsules at once or 1 capsule twice daily.

    Can I take High Definition together with other supplements or medications? Are there known side effects associated with using High Definition?

    There are no known side effects of taking High Definition as it is a nature-based supplement. Please contact your primary care physician before starting High Definition or any new dietary supplement to ensure that it will not affect or interfere in any way with your well-being.

    Have another question for us?

    We love hearing from our customers! You can e-mail us at support@pristene.com or click here for our contact form and we will be in touch!

  • Have questions?

    Chat with our customer support team.
Monday - Friday 9am to 6pm (EST).

    You can also text or call us at:1-855-622-8836

    Or reach us via email at: support@pristene.com

    We’re here for you.

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Testimonials

Our customer reviews show that we go the extra mile to ensure that everything about our supplements, from ingredients to formulation, meets the highest standards possible. We also strive for amazing customer service and support.