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The Screen-Heavy Stack · Bilberry

Eye support built for 10-hour screen days.

A compound that crosses your eye's blood-retinal barrier and concentrates in retinal tissue. Daily Bilberry Extract, paired with Natural Caffeine and L-Theanine for steady mental clarity. One sachet daily.

★★★★★ 4.9 from verified reviews
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320mg Bilberry Extract per sachet
Standardised to 25% anthocyanins
Bilberry studied in 3 screen-user trials
30-day money-back guarantee
[ Why this matters ]

Your eyes work 6 to 13 hours a day. Most people give them nothing.

The majority of heavy screen users report digital eye strain symptoms regularly: headaches, dryness, blurred vision, the works. Your ciliary muscle stays locked the whole time. Screens aren't going away.

The question is whether you give your eyes anything to work with.

Your eyes are the only ones you'll ever get.

[ The Bilberry rundown ]

5 reasons it's the eye ingredient worth a damn.

01

It actually reaches your eyes.

Your eye has one of the most selective barriers in your body. Most molecules can't get through. Anthocyanins (the deep-purple compound in Bilberry) can. They cross into the retina and the tissues around it.

02

It's been studied on real screen users.

Not test-tube science. Clinical trials on people doing the exact thing you do all day. Bilberry has been studied for ciliary muscle fatigue, eye fatigue, and contrast sensitivity in screen-heavy users.

03

It's not a blueberry.

Bilberry is the wild Nordic cousin of the blueberry, and it's a completely different ingredient. Purple all the way through, intensely tart, very high in anthocyanins. Blueberry is pale inside and moderate. The colour is the active.

04

Rich in antioxidants screens demand.

Sustained screen exposure is associated with eye fatigue, dryness, headaches, and oxidative stress on retinal tissue. Bilberry is rich in antioxidants which may help support eye health under those conditions.

05

It works with daily use, not in 10 minutes.

Bilberry isn't a stimulant. The studies that show effects use it daily over 4 to 12 weeks. That's why Day Shift is built as a daily ritual, not an occasional pick-me-up.

320mg standardised Bilberry Extract per sachet.

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One sachet daily. Cancel, pause, or skip anytime.

[ The research ]

Three clinical trials. All on screen users.

Bilberry has been studied to support eye comfort and visual performance in people who spend long hours on digital displays.

8 weeks
480mgdaily

Eye fatigue, ocular pain, and heaviness significantly reduced vs placebo.

Ozawa, 2015
12 weeks
240mgdaily

Ciliary muscle fatigue from screen tasks significantly improved from week 8.

Kosehira, 2020
4 weeks
100mganthocyanin

Contrast sensitivity significantly improved in screen-heavy users.

Lee, 2005
[ Vs the alternatives ]

Why Day Shift over a basic eye supplement.

Day Shift™
Built for screen-heavy days
  • 320mg standardised Bilberry Extract
  • 120mg Caffeine + 115mg L-Theanine for calm focus
  • Drinkable, takes 30 seconds, replaces a coffee
  • Full doses disclosed, no proprietary blend
A typical eye supplement
Capsule, eye-only
  • Often under-dosed or unstandardised
  • No focus or energy support
  • One more pill to forget
  • "Proprietary blend" hides the real doses
Day Shift™ · Wild Berry

One sachet. 350ml cold water. Daily.

A daily ritual built for high performers in a world of screens. Bilberry for your eyes, Caffeine and L-Theanine for clean, calm focus.

320mg
Bilberry Extract · standardised to 25% anthocyanins
120mg
Natural Caffeine · clean energy
115mg
L-Theanine · calm focus, no jitters
Free with your first order
500ml Vysionary Shaker
500ml Vysionary Shaker
500ml bottle, stainless steel lid
Free
$34.99
Vysionary Blue Light Blockers
Blue Light Blockers
Red-lens · sleep protection
Free
$59.99
Free shipping on your first order
Free
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30-day money-back guarantee on your first box.
[ Common questions ]

Sounds good, but...

The focus and energy side is immediate. Caffeine and L-Theanine kick in within 30 to 60 minutes. The eye-side effects of bilberry have been studied with consistent daily use, typically over 4 to 12 weeks in clinical trials. Think of it like brushing your teeth. The benefit comes from doing it every day.

Blueberry and Bilberry are botanical cousins, but they're not the same. Bilberry is purple all the way through. Blueberry is white on the inside. Bilberry has substantially higher anthocyanin content, and our extract is standardised so you get a consistent dose every sachet. You'd have to eat a serious amount of wild Bilberry to match 320mg of standardised extract.

Most of our customers use it that way. 120mg of Natural Caffeine sits between a strong espresso and a regular coffee, and the 115mg of L-Theanine gives a calmer, steadier focus than coffee alone (no jitters, no crash). Many people use it as their first or second drink of the day.

Once daily with 350ml of cold water. Two recommended dosing windows: morning (8-11am) as your morning ritual, or afternoon (1-3pm) to see the day out and beat the afternoon slump.

30-day money-back guarantee on your first box. If you don't feel the difference, email us and we'll refund you. No hoops.

No. Cancel, pause, skip, or change frequency anytime from your account. No emails to write, no calls.

[ Built around it ]

Give your eyes something to work with.

320mg of standardised Bilberry Extract per sachet. Daily ritual for high performers in a world of screens.

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