ByDr. Brennan Commerford, D.C.·Last reviewed: April 2026
All Ingredients
Botanical1 form

Bilberry

Preferred Form
25% Anthocyanins
Form Score
95/100Top Tier
Evidence Level
Moderate Evidence

The Bilberry form we carry

See how we score it — absorption, bioavailability & formulary tier

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Quick Answer

Which form of Bilberry do we use?

25% Anthocyanins is the form of Bilberry we carry — the only form in our formulary, recommended for its exceptional bioavailability.

All Forms of Bilberry

FormTierForm ScoreDose RangeUnit
25% AnthocyaninsPreferred
95/100Top Tier
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Absorption by Form

Top Tier
25% Anthocyanins
95/100

What is Bilberry?

Bilberry is a Botanical supplement available in 1 form.

FormulaForge carries a single form of Bilberry, so there is no form to choose here. Forms on the market do differ in how well they absorb, which is why it is worth checking the form named on any product label.

The Form of Bilberry We Carry

Bilberry (Vaccinium myrtillus) Fruit Extract (25% Anthocyanins) Preferred (Preferred Form) has a bioavailability rating of good absorption.

What the Research Shows

Bilberry extract standardized to 25% anthocyanins provides concentrated bioactive polyphenols with particular affinity for retinal and vascular tissues. Research supports its use for macular health, night vision adaptation, and microcirculation support. The 25% anthocyanin standardization ensures clinically relevant doses of active compounds.

Anthocyanins from bilberry extract detected in plasma within 2h; rapid renal excretion PMID: 16053502
Bilberry anthocyanins bioavailable at low measurable levels; glycosylation affects absorption PMID: 22187940
Bilberry anthocyanin bioavailability <1% of dose; tissue distribution to retina confirmed PMID: 28608846

How to Choose the Right Form

Bilberry (Vaccinium myrtillus) Fruit Extract (25% Anthocyanins) is classified as Preferred Form by FormulaForge — our top recommendation for Bilberry. It carries a bioavailability rating of good absorption, meaning more of the active compound reaches your tissues per dose unit compared to lower-rated forms.

When choosing a Bilberry supplement, read the label for the specific form name — that is what determines how much you actually absorb. Preferred Forms have the strongest research-backed evidence for efficient absorption.

Other forms may be appropriate depending on individual goals, cost considerations, and your healthcare provider’s guidance. The best form for you depends on your specific health needs.

Dosing & Safety

Individual dose requirements vary based on health goals, body weight, and existing nutrient intake. Your healthcare provider can help you determine an appropriate amount of Bilberry for you.

Side Effects: Consult your healthcare provider regarding tolerability, particularly at higher doses.

These statements are based on structure/function research and have not been evaluated by the Food and Drug Administration. This information is not intended to diagnose, treat, cure, or prevent any disease. Always consult a qualified healthcare provider before starting or changing a supplement regimen.

The Science

The following studies and findings inform FormulaForge classifications for Bilberry:

Anthocyanins from bilberry extract detected in plasma within 2h; rapid renal excretion PMID: 16053502
Bilberry anthocyanins bioavailable at low measurable levels; glycosylation affects absorption PMID: 22187940
Bilberry anthocyanin bioavailability <1% of dose; tissue distribution to retina confirmed PMID: 28608846

Dosing Guidance

Individual dose requirements for Bilberry vary based on health goals, body weight, and existing dietary intake. A qualified healthcare provider can help you determine an appropriate amount for you.

Frequently Asked Questions

Which form of Bilberry is in our formulary?
Our formulary carries a single form of Bilberry: 25% Anthocyanins. It has exceptional bioavailability, meaning your body absorbs and uses it efficiently.
How much Bilberry should I take?
Dosing for Bilberry varies based on the specific form, your health goals, and individual factors. Consult a qualified healthcare provider for personalized guidance.
What does Bilberry support?
Bilberry is commonly used to support Botanical. Research suggests it plays a role in several physiological pathways. As with all supplements, these statements have not been evaluated by the Food and Drug Administration and Bilberry is not intended to diagnose, treat, cure, or prevent any disease.
Is Bilberry safe?
Bilberry is generally well-tolerated when taken at research-supported doses. As with any supplement, individual responses vary. Consult a qualified healthcare provider before use, especially if you are pregnant, nursing, have a medical condition, or take medications. These statements have not been evaluated by the Food and Drug Administration.

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References

  1. Anthocyanins from bilberry extract detected in plasma within 2h; rapid renal excretion PubMed
  2. Bilberry anthocyanins bioavailable at low measurable levels; glycosylation affects absorption PubMed
  3. Bilberry anthocyanin bioavailability <1% of dose; tissue distribution to retina confirmed PubMed

FormulaForge formulates and sells supplements containing the ingredients discussed on this page. Our formulary recommendations are based on peer-reviewed bioavailability research. All cited studies are independently verifiable.