Supplement bottle labeled 'NADefense Sight Guard' on a gradient background
Sight Guard
bottle labeled 'NADefense Sight Guard' on a blurred background with glasses and a mug.
NADefense Sight Guard bottle with label and packaging details.
Supplement bottle labeled 'NADefense Sight Guard' on a wooden surface with a blurred background
Sight Guard
Supplement bottle labeled 'NADefense Sight Guard' on a gradient background
Sight Guard
bottle labeled 'NADefense Sight Guard' on a blurred background with glasses and a mug.
NADefense Sight Guard bottle with label and packaging details.
Supplement bottle labeled 'NADefense Sight Guard' on a wooden surface with a blurred background
Sight Guard

Sight Guard™

(4.7)

The Complete Ocular Nutrition blend that supports clear vision, healthy circulation, and long-term ocular defense.

$63.20

60-Day Supply • $1.05/day for daily eye support

Delivers Complete Ocular Nutrition*

Supports Healthy Circulation*

Provides Antioxidant Defense*
Quantity

Physician 

Formulated

Free

Shipping

Made in
USA

30-Day 

Easy Returns

Why Your Eyes Need Sight Guard

Your eyes consume more energy than almost any other organ. Sight Guard delivers the cellular fuel they need to thrive.*

Vision Fuel

NR boosts NAD⁺ to power mitochondria in energy-hungry retinal cells.*

Blue Light Protection

CoQ10 and Lutein protect against oxidative damage from light exposure.*

Metabolic Support

Calcium pyruvate works alongside NR to optimize pathways that sustain healthy cellular energy.*

Ocular Circulation

Ginkgo supports circulation to deliver oxygen & vital nutrients to the eye.*

Clinically-Studied Ingredients

300mg

Nicotinamide Riboside

NAD⁺ Precursor

60mg

Ginkgo Biloba

Circulation Aid

10mg

Lutein

Antioxidant Shield

400mg

Calcium Pyruvate

Energy Co-Factor

100mg

CoQ10

Mitochondrial Support

Full Ingredient List

Nicotinamide Riboside (NR)

Direct NAD⁺ precursor that crosses the blood-brain barrier*

300mg

Calcium Pyruvate

Supports glucose metabolism and cellular energy production*

400mg

Coenzyme Q10 (CoQ10)

Essential for mitochondrial ATP production and antioxidant defense*

100mg

Ginkgo Biloba Extract

Standardized extract supports healthy microcirculation*

60mg

Lutein

Naturally sourced carotenoid for macular antioxidant support*

10mg

Other ingredients: Vegetable cellulose (capsule)

Directions for Use

Take 1 capsule daily with food.

Best taken in the morning with breakfast for optimal absorption.

Consistency is key — take daily for best results

Most customers notice their routine "click" after 8-12 weeks

60 capsules per bottle = 2 month supply

Safety & Quality

Manufactured in cGMP facility

Third-party tested

Vegan

Made in USA

Warning: If you are pregnant, nursing, under 18, taking anticoagulants, have a liver or bleeding disorder, consult your physician before use. Discontinue use and seek medical advice if any adverse reactions occur. Keep out of reach of children.

Try Sight Guard risk-free for 30 days

We know trusting your vision to something new can feel like a big step. That’s why we offer a 30-day money-back guarantee. Try Sight Guard, and if you’re not completely satisfied, we’ll refund your order.

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Your Eyes Need Fuel

Your eyes depend on hard-working cells to help you focus, adapt to light, and stay clear throughout the day. As you age, those cells can slow down, especially when levels of NAD⁺ begin to drop.

Sight Guard contains Nicotinamide Riboside, a specialized form of vitamin B3 studied for its role in supporting NAD⁺. This once-daily formula helps maintain cellular energy, healthy circulation, and antioxidant protection, giving your eyes the support they need to keep up with life.

Frequently asked questions

Have questions? We’re here to help

Title

Who is Sight Guard for?

Sight Guard is for adults who want to support long-term eye health, especially those over 40 or with a family history of vision concerns. Sight Guard supports general eye wellness and healthy visual function.

Can I take Sight Guard with other products?

Sight Guard is a dietary supplement for general eye wellness. If you have questions about your routine, talk with your healthcare professional.*

How do I take Sight Guard?

Just take one capsule a day with food. Morning or evening—it’s up to you.

How long should I take it?

Sight Guard is designed for long-term support. You can take it daily, just like a multivitamin. Most people use it as part of their wellness routine.

Orders & Subscriptions

To update or cancel your subscription, email us at support@nadefense.com or reply to any order email. Please include your name and order number.