Goji Berry

Traditional Chinese superfruit with rich antioxidant content supporting eye health, immune function, and longevity

Scientific nameLycium barbarum FormulaVarious zeaxanthin and polysaccharides Molecular weightVariable natural compounds g/mol CASVarious natural compounds

75 absorption score

8 safety / 10

35 USD per month

5 documented interactions

Check it against something

Evidence level B

Goji Berry with:

78 out of 100

Works better together Compatible. Timing differs, so follow each supplement's own window.

Check it against your whole stack →

What it does

mechanism and evidence for each claim

Eye health and vision protection

Rich in zeaxanthin supporting macular health and vision protection

Zeaxanthin accumulates in macula providing protection against light damage Evidence B-grade 4-12 weeks

Immune system support

Enhances immune function and resistance to infections

Polysaccharides and antioxidants support immune cell function Evidence B-grade 2-8 weeks

Antioxidant protection and anti-aging

Powerful antioxidant support for cellular protection and healthy aging

Multiple antioxidant compounds neutralize free radicals and protect cells Evidence B-grade 4-16 weeks

Energy and vitality enhancement

Traditional support for energy, stamina, and overall vitality

Nutrient density and adaptogenic compounds support energy production Evidence C-grade 2-6 weeks

Skin health and appearance

Supports healthy skin appearance and protection from aging

Antioxidants protect skin from oxidative damage and support collagen Evidence C-grade 6-16 weeks

Others take these for the same thing

Same goal, different mechanism — check any of them against this one

Turmeric Anti-inflammatory & antioxidant 300-1000mg A 3% Glutathione Master antioxidant & detox support 250-750mg B 20% Astaxanthin Superior antioxidant & skin protection 4-12mg B 20% SAM-e Mood support & liver health 400-800mg A 70% Plant Collagen Vegan collagen support & antioxidants 2-5g C 70% Quercetin Immune support & allergy relief 500-1000mg B 5%

Every pair we checked

12 combinations scored by the engine

Goji Berry + Caffeine No documented interaction either way No known interaction 70

Goji Berry + Creatine Monohydrate No documented interaction either way No known interaction 70

Goji Berry + Calcium Carbonate No documented interaction either way No known interaction 70

Goji Berry + Whey Protein No documented interaction either way No known interaction 70

Goji Berry + Lactase No documented interaction either way No known interaction 70

Goji Berry + Bovine Collagen No documented interaction either way No known interaction 70

Goji Berry + DHA No documented interaction either way No known interaction 70

Goji Berry + Turmeric No documented interaction either way No known interaction 70

Goji Berry + Fish Oil (EPA/DHA) No documented interaction either way No known interaction 70

Goji Berry + Vitamin D3 Enhanced antioxidant protection and immune support Works better together 75

Goji Berry + Lutein & Zeaxanthin Enhanced eye health and macular protection Works better together 78

Goji Berry + Zinc Gluconate Comprehensive eye health and immune support Works better together 78

Dosage

With meals

Daily1500-6000mg

Eye health3000-6000mg daily (or 15-30g dried berries)

Immune support1500-3000mg daily

Antioxidant protection1500-4000mg daily

Energy vitality1500-3000mg daily

Before you take it

VeganYes

When to expect it

First Effects2-6 weeks for energy and immune benefits

Peak Benefits8-16 weeks for sustained eye health and anti-aging support

Deficiency DevelopmentNot applicable - herbal supplement

Toxicity OnsetRare, mainly medication interactions

How to measure it

$100-200

MarkerZeaxanthin levels, immune markers, bleeding time if on blood thinners

OptimalImproved zeaxanthin status, enhanced immune function

Deficient belowNot applicable for herbal supplement

FrequencyEvery 6-12 months, or more frequently if on blood thinners

What people actually reported to the FDA

CAERS, 4 reports naming it as the suspect

Most reported effects

Photosensitivity reaction 1

Hypoaesthesia 1

Blood pressure fluctuation 1

Blood pressure increased 1

Bacterial infection 1

Named as the suspect 4 reports of 6 that mention it at all

Serious outcome 80% hospitalisation, emergency room or worse

Hospitalization2

Other Serious or Important Medical Event1

Other Outcome1

Reports are voluntary and unverified — they record what someone experienced while taking something, not what the compound caused. Counts skew towards products people take a lot of, and a serious outcome is more likely to be reported than a mild one, so these are not rates. How we filter them →

What actually reaches you

The label counts the carrier, your body does not

Absorption High 75 of 100 · absorbs well relative to other forms

Delivered daily 2812.5 mg

Cost per 100 mg delivered $0.04 comparative — uses the absorption score, not a measured percentage

Works better with

3 documented

Lutein

Enhanced eye health and macular protection

Both carotenoids work together to protect macular health · level B

Vitamin C

Enhanced antioxidant protection and immune support

Vitamin C regenerates and enhances goji antioxidant activity · level C

Zinc

Comprehensive eye health and immune support

Zinc is essential for eye health and works synergistically with zeaxanthin · level B

What not to take with Goji Berry

2 documented

High Beta Carotene

High beta-carotene may compete with zeaxanthin absorption

Carotenoids can compete for absorption · mild significance

Alcohol Excess

Excessive alcohol may reduce antioxidant benefits

Alcohol increases oxidative stress · moderate significance

Medication interactions

Discuss these with a pharmacist before combining

warfarin-blood-thinners Moderate

May enhance anticoagulant effects

What to do: Monitor INR and bleeding parameters closely

diabetes-medications Minor

May affect blood sugar levels

What to do: Monitor blood glucose levels

blood-pressure-medications Minor

May affect blood pressure

What to do: Monitor blood pressure

Available forms

bioavailability compared

Goji Berry Extract (Standardized Zeaxanthin) 75

Goji Berry Extract (Standardized Zeaxanthin): Rich in zeaxanthin, Eye health support, Immune enhancement, Traditional use

Food sources

before you supplement

Dried goji berries Concentrated nutrients and zeaxanthin · 70

Fresh goji berries Natural zeaxanthin and nutrients · 75

Goji berry juice Liquid form with good absorption · 80

Standardized extracts Concentrated zeaxanthin and polysaccharides · 75

Too little

deficiency signs

Not applicable (herbal supplement, not essential nutrient):
General symptoms addressed by goji berry:
Poor eye health and macular degeneration risk
Frequent infections and poor immune function
High oxidative stress and cellular damage
Low energy and poor vitality
Premature aging and skin damage

Too much

toxicity signs

Generally safe with some considerations:
Increased bleeding risk with blood thinners
Mild blood sugar effects
Rare allergic reactions
Digestive upset with high doses

Who benefits most

eye-health-macular-degeneration

Exceptional zeaxanthin content for macular health and vision protection

3000-6000mg daily (or 15-30g dried berries)

immune-support-enhancement

Traditional immune system enhancement and infection resistance

1500-3000mg daily

anti-aging-longevity

Traditional longevity support through powerful antioxidant protection

1500-4000mg daily

energy-vitality-enhancement

Traditional energy and vitality support for active individuals

1500-3000mg daily

skin-health-anti-aging

Antioxidant support for healthy skin appearance and protection

1000-2000mg daily

Where to buy it

compare forms first

Look for Goji Berry at 1500-6000mg per serving. The form that matters here is Goji Berry Extract (Standardized Zeaxanthin).

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What else affects it

Beyond other supplements

Alcohol excess

Excessive alcohol may reduce antioxidant benefits

Alcohol increases oxidative stress

How it works

Zeaxanthin accumulates in macular region providing protection against blue light damage
Polysaccharides enhance immune cell function and immune response
Multiple antioxidant compounds neutralize free radicals and protect cellular structures
Nutrient density and adaptogenic compounds support cellular energy production
Anti-inflammatory effects complement antioxidant protection
Supports healthy circulation and nutrient delivery to tissues

Key findings

what the evidence supports

Strong evidence for zeaxanthin content and eye health benefits
Good research on immune system enhancement
Promising antioxidant and anti-aging effects
Important drug interactions to consider, especially with blood thinners

Sources: NIH Examine.com · data reviewed 2026-08-02

Compiled by Denis, who maintains this database and holds no medical qualification — every figure here is sourced or derived, never asserted. How we calculate it →

Common questions

What are the benefits of Goji Berry?

Documented effects: Eye health and vision protection; Immune system support; Antioxidant protection and anti-aging; Energy and vitality enhancement. Rich in zeaxanthin supporting macular health and vision protection

How much Goji Berry should you take per day?

The common daily range is 1500-6000mg. By goal — eye health: 3000-6000mg daily (or 15-30g dried berries); immune support: 1500-3000mg daily; antioxidant protection: 1500-4000mg daily; energy vitality: 1500-3000mg daily.

When is the best time to take Goji Berry?

With meals. First effects are typically reported within 2-6 weeks for energy and immune benefits.

What are the side effects of Goji Berry?

At excessive doses: Generally safe with some considerations:, Increased bleeding risk with blood thinners, Mild blood sugar effects, Rare allergic reactions, Digestive upset with high doses. Safety rating at normal doses is 8 out of 10.

What should you not take with Goji Berry?

Separate it from High Beta Carotene, Alcohol Excess by two to four hours. High beta-carotene may compete with zeaxanthin absorption

Does Goji Berry interact with medications?

Documented interactions with warfarin-blood-thinners, diabetes-medications, blood-pressure-medications. Discuss these with a pharmacist before combining.

How do you know if you need Goji Berry?

The marker is Zeaxanthin levels, immune markers, bleeding time if on blood thinners, optimal range Improved zeaxanthin status, enhanced immune function. Common deficiency signs: Not applicable (herbal supplement, not essential nutrient):, General symptoms addressed by goji berry:, Poor eye health and macular degeneration risk, Frequent infections and poor immune function.

Taken for

49 Liver & Detox

Turmeric · Vitamin C (Ascorbic Acid) · D-Mannose