Check a pair

Chaga

Arctic parasitic fungus with powerful antioxidant properties that supports immune function, skin health, and overall vitality

Scientific nameInonotus obliquus FormulaComplex betulinic acid and polysaccharides Molecular weightVariable bioactive compounds g/mol CASVarious natural compounds
65 absorption score
8 safety / 10
45 USD per month
5 documented interactions

Check it against something

Evidence level B

Chaga with:

Compatibility score 78 out of 100
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

Powerful antioxidant protection

Provides exceptional antioxidant activity and cellular protection

High ORAC value and diverse antioxidant compounds neutralize free radicals Evidence B-grade 2-6 weeks

Enhanced immune system function

Supports and modulates immune response

Beta-glucans and polysaccharides activate immune cells Evidence C-grade 3-8 weeks

Skin health and anti-aging

Supports skin health and may reduce signs of aging

Antioxidants protect skin cells and support collagen production Evidence C-grade 6-12 weeks

Liver health and detoxification

Supports liver function and cellular detoxification

Compounds support hepatic function and cellular protection Evidence C-grade 4-8 weeks

Blood sugar regulation support

May help maintain healthy blood glucose levels

Compounds may improve glucose metabolism Evidence C-grade 6-12 weeks

Others take these for the same thing

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

Every pair we checked

12 combinations scored by the engine
Chaga + Caffeine No documented interaction either way No known interaction 70
Chaga + Creatine Monohydrate No documented interaction either way No known interaction 70
Chaga + Calcium Carbonate No documented interaction either way No known interaction 70
Chaga + Whey Protein No documented interaction either way No known interaction 70
Chaga + Lactase No documented interaction either way No known interaction 70
Chaga + Bovine Collagen No documented interaction either way No known interaction 70
Chaga + DHA No documented interaction either way No known interaction 70
Chaga + Turmeric No documented interaction either way No known interaction 70
Chaga + Fish Oil (EPA/DHA) No documented interaction either way No known interaction 70
Chaga + Reishi Enhanced adaptogenic and immune benefits Works better together 75
Chaga + Green Coffee Bean Extract Enhanced antioxidant and anti-aging effects Works better together 75
Chaga + Vitamin D3 Enhanced antioxidant protection and immune function Works better together 78

Dosage

With meals
Daily500-2000mg
Antioxidant support500-1500mg daily
Immune enhancement500-1500mg daily
Anti aging1000-2000mg daily
General wellness500-1000mg daily

Before you take it

VeganYes

When to expect it

First Effects2-4 weeks for antioxidant and energy benefits
Peak Benefits8-12 weeks for sustained immune and anti-aging benefits
Deficiency DevelopmentReturn to baseline antioxidant and immune status
Toxicity OnsetRare, mainly with very high doses

How to measure it

$150-250
MarkerAntioxidant status, oxidative stress markers, or immune function
OptimalImproved antioxidant status and reduced oxidative stress
Deficient belowNot applicable for supplement
FrequencyMonitor antioxidant status and overall health markers as needed

What actually reaches you

The label counts the carrier, your body does not
Absorption High 65 of 100 · absorbs well relative to other forms
Delivered daily 812.5 mg
Cost per 100 mg delivered $0.18 comparative — uses the absorption score, not a measured percentage

Works better with

3 documented
+
Vitamin C

Enhanced antioxidant protection and immune function

Complementary antioxidant effects · level B
+
Reishi Mushroom

Enhanced adaptogenic and immune benefits

Complementary mushroom compounds for health · level C
+
Green Tea

Enhanced antioxidant and anti-aging effects

Synergistic antioxidant compounds · level C

What not to take with Chaga

2 documented
!
Blood Thinning Medications

May enhance anticoagulant effects

Chaga may have anticoagulant properties · moderate significance
!
High Oxalate Foods

May increase kidney stone risk

Additive oxalate content · minor significance

Medication interactions

Discuss these with a pharmacist before combining
blood-thinners Moderate

May enhance anticoagulant effects

What to do: Monitor bleeding parameters

diabetes-medications Minor

May affect blood sugar levels

What to do: Monitor blood glucose

immunosuppressive-medications Minor

May reduce effectiveness of immunosuppressive drugs

What to do: Monitor immune status

Available forms

bioavailability compared
Chaga Extract (Standardized) 70
Whole Chaga Powder 60
Chaga Tea/Chunks 50

Chaga Extract (Standardized): Higher concentration, Standardized, Better absorption, Quality controlled

Whole Chaga Powder: Complete spectrum, Traditional form, Lower cost, Natural

Chaga Tea/Chunks: Traditional preparation, Lower cost, Enjoyable consumption, Whole spectrum

Food sources

before you supplement
Wild chaga chunks Traditional preparation for tea · 40
Chaga extract supplements 500-2000mg per capsule · 65-70
Chaga powder Variable concentration · 60
Chaga tea Lower concentration · 50

Too little

deficiency signs
  • Not essential - but symptoms addressed by chaga:
  • High oxidative stress and cellular damage
  • Poor immune function and frequent infections
  • Premature aging and skin problems
  • Poor liver function and detoxification
  • Low energy and vitality
  • Chronic inflammation

Too much

toxicity signs
  • Generally safe but potential concerns:
  • Increased bleeding with blood thinners
  • Kidney stones with high oxalate sensitivity
  • Mild digestive upset with high doses
  • Generally well tolerated

Who benefits most

antioxidant-anti-aging

Exceptional antioxidant power for cellular protection and aging

500-2000mg daily
immune-system-enhancement

Supports and modulates immune function

500-1500mg daily
skin-health-beauty

Antioxidants support skin health and anti-aging

500-1500mg daily
liver-health-detox

Supports liver function and detoxification

500-1500mg daily
energy-vitality-longevity

Traditional use for energy and longevity

500-1000mg daily

Where to buy it

compare forms first

Look for Chaga at 500-2000mg per serving. The form that matters here is Chaga Extract (Standardized).

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What else affects it

Beyond other supplements
!
High oxalate foods

May increase kidney stone risk

Additive oxalate content

How it works

  • Exceptionally high antioxidant content neutralizes free radicals
  • Beta-glucans and polysaccharides support immune function
  • Betulinic acid provides anti-inflammatory and protective effects
  • Melanin compounds provide cellular protection
  • Superoxide dismutase enzyme supports antioxidant systems
  • Polyphenols support cardiovascular and metabolic health

Key findings

what the evidence supports
  • Exceptional antioxidant activity confirmed in studies
  • Promising immune and anti-inflammatory effects
  • Limited human clinical trials but positive preliminary research
  • Generally safe with proper sourcing and preparation

Sources: NIH Examine.com · data reviewed 2026-08-01

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 Chaga?

Documented effects: Powerful antioxidant protection; Enhanced immune system function; Skin health and anti-aging; Liver health and detoxification. Provides exceptional antioxidant activity and cellular protection

How much Chaga should you take per day?

The common daily range is 500-2000mg. By goal — antioxidant support: 500-1500mg daily; immune enhancement: 500-1500mg daily; anti aging: 1000-2000mg daily; general wellness: 500-1000mg daily.

When is the best time to take Chaga?

With meals. First effects are typically reported within 2-4 weeks for antioxidant and energy benefits.

What are the side effects of Chaga?

At excessive doses: Generally safe but potential concerns:, Increased bleeding with blood thinners, Kidney stones with high oxalate sensitivity, Mild digestive upset with high doses, Generally well tolerated. Safety rating at normal doses is 8 out of 10.

What should you not take with Chaga?

Separate it from Blood Thinning Medications, High Oxalate Foods by two to four hours. May enhance anticoagulant effects

Does Chaga interact with medications?

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

How do you know if you need Chaga?

The marker is Antioxidant status, oxidative stress markers, or immune function, optimal range Improved antioxidant status and reduced oxidative stress. Common deficiency signs: Not essential - but symptoms addressed by chaga:, High oxidative stress and cellular damage, Poor immune function and frequent infections, Premature aging and skin problems.

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