Natural pain relief
Provides effective pain relief for headaches, back pain, and muscle aches
White Willow Bark
Natural source of salicin, the precursor to aspirin, providing gentle anti-inflammatory and pain-relieving effects
Scientific nameSalix alba
FormulaC13H18O7 (salicin)
Molecular weight286.28 g/mol
CAS138-52-3
65
absorption score
7
safety / 10
20
USD per month
5
documented interactions
Check it against something
White Willow Bark with:
- Amylase
- Ashwagandha
- Avocado Oil
- BCAA (Branched-Chain Amino Acids)
- Beetroot Powder
- Beta-Alanine
- Bifidobacterium lactis
- Bifidobacterium longum
- Bovine Collagen
- Caffeine
- Calcium
- Calcium Bone Formula
- Calcium Carbonate
- Casein Protein
- Chicken Collagen
- Choline (Bitartrate)
- Chondroitin Sulfate
- Coconut Oil
- Collagen Peptides
- Comprehensive Immune Support Complex
- Comprehensive Multivitamin-Mineral Complex
- Creatine HCL
- Creatine Monohydrate
- D-Mannose
- DHA
- Electrolyte Blend
- EPA
- Fish Oil (EPA/DHA)
- Folate (5-MTHF)
- Ginger
- Iron Fumarate
- Iron Sulfate
- Joint Mobility Formula
- Keratin
- Krill Oil
- L-Carnitine
- L-Citrulline
- Lactase
- Lactobacillus acidophilus
- Lactobacillus rhamnosus
- Lipase
- Magnesium Citrate
- Magnesium Glycinate
- Magnesium Oxide
- Marine Collagen
- Melatonin
- Modafinil
- Olive Oil Extract
- Omega-3 + Curcumin + Vitamin D Triple Anti-Inflammatory Formula
- Papain
- Protease
- Saccharomyces boulardii
- Turmeric
- Vitamin B12 (Cyanocobalamin)
- Vitamin B12 (Methylcobalamin)
- Vitamin C (Ascorbic Acid)
- Vitamin C (Sodium Ascorbate)
- Vitamin D3
- Whey Protein
- Zinc Gluconate
Nothing found
75
out of 100
Works better together
Compatible. Timing differs, so follow each supplement's own window.
What it does
mechanism and evidence for each claimAnti-inflammatory effects
Reduces inflammation with gentler action than synthetic alternatives
Fever reduction
Natural fever reducer with traditional use for centuries
Gentler on stomach
Less gastric irritation compared to synthetic aspirin
Joint and arthritis support
Provides relief for mild arthritis and joint discomfort
Others take these for the same thing
Same goal, different mechanism — check any of them against this one
Calcium
Bone health & muscle function
1,000-1,200 mg
A
30%
Turmeric
Anti-inflammatory & antioxidant
300-1000mg
A
3%
Vitamin D3
Bone health & immune support
1000-2000 IU
A
85%
Collagen Peptides
Skin health & joint support
5-15g
B
85%
Calcium Carbonate
Affordable bone health & antacid
1000-1200 mg
A
25%
Phosphorus
Bone health & energy metabolism
700-1250mg
A
80%
Every pair we checked
12 combinations scored by the engine
White Willow Bark + Caffeine
No documented interaction either way
No known interaction
70
White Willow Bark + Creatine Monohydrate
No documented interaction either way
No known interaction
70
White Willow Bark + Calcium Carbonate
No documented interaction either way
No known interaction
70
White Willow Bark + Whey Protein
No documented interaction either way
No known interaction
70
White Willow Bark + Lactase
No documented interaction either way
No known interaction
70
White Willow Bark + Bovine Collagen
No documented interaction either way
No known interaction
70
White Willow Bark + DHA
No documented interaction either way
No known interaction
70
White Willow Bark + Turmeric
No documented interaction either way
No known interaction
70
White Willow Bark + Fish Oil (EPA/DHA)
No documented interaction either way
No known interaction
70
White Willow Bark + Ginger
Enhanced anti-inflammatory and pain relief effects
Works better together
75
White Willow Bark + Omega-3 + Curcumin + Vitamin D Triple Anti-Inflammatory Formula
Synergistic anti-inflammatory action
Works better together
75
White Willow Bark + Vitamin D3
May enhance absorption and reduce stomach irritation
Works better together
75
Dosage
Daily240-480mg
Pain relief240-480mg as needed
Anti inflammatory240mg twice daily
Fever reduction240-360mg every 4 hours
Maintenance120-240mg daily
Before you take it
VeganYes
When to expect it
First Effects30 minutes to 2 hours for pain and inflammation relief
Peak Benefits2-4 hours for maximum pain relief effects
Deficiency DevelopmentNot applicable - herbal supplement
Toxicity OnsetRare, similar to aspirin concerns
How to measure it
MarkerBleeding time, platelet function, salicylate levels
OptimalNormal bleeding parameters
Deficient belowNot applicable for herbal supplement
FrequencyAs needed if using regularly or with blood thinners
What people actually reported to the FDA
CAERS, 9 reports naming it as the suspectMost reported effects
Named as the suspect
9 reports
of 9 that mention it at all
Serious outcome
89%
hospitalisation, emergency room or worse
Other Serious or Important Medical Event5
Hospitalization4
Visited Emergency Room4
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 65 of 100 · absorbs well relative to other forms
Delivered daily
234 mg
Cost per 100 mg delivered
$0.28 comparative — uses the absorption score, not a measured percentage
Works better with
+
Ginger
Enhanced anti-inflammatory and pain relief effects
Complementary anti-inflammatory pathways · level C
+
Turmeric Curcumin
Synergistic anti-inflammatory action
Different COX inhibition mechanisms work together · level C
+
Vitamin C
May enhance absorption and reduce stomach irritation
Antioxidant protection and improved tolerance · level CWhat not to take with White Willow Bark
!
Alcohol
Increased risk of stomach bleeding and ulcers
Both irritate stomach lining and affect clotting · major significance
!
Nsaids Combination
Increased risk of bleeding and stomach problems
Additive effects on COX inhibition · major significanceMedication interactions
Discuss these with a pharmacist before combiningMay increase bleeding risk
What to do: Monitor INR, avoid combination
May enhance blood sugar lowering effects
What to do: Monitor blood glucose levels
Increased risk of bleeding and stomach ulcers
What to do: Avoid combination
Available forms
Standardized Willow Bark Extract (15% salicin): Natural pain relief, Gentler than aspirin, Traditional use, Good safety profile
Food sources
White willow bark tea
Variable salicin content · 40
Willow bark powder
1-3% salicin content · 50
Standardized extracts
15-25% salicin · 65
Not found in common foods
Supplementation required · N/A
Too little
- Not applicable (herbal supplement, not essential nutrient):
- General symptoms addressed by willow bark:
- Acute and chronic pain conditions
- Inflammatory pain and swelling
- Fever and associated discomfort
- Headaches and tension
- Mild joint stiffness
Too much
- Generally safe but similar concerns to aspirin:
- Increased bleeding or bruising
- Stomach upset or ulceration
- Allergic reactions in salicylate-sensitive individuals
- Tinnitus (ringing in ears) with high doses
Who benefits most
headache-migraine
Natural pain relief for headaches with gentler action than aspirin
240-480mg daily (standardized extract)
back-pain-muscle-aches
Effective for general pain relief and muscle discomfort
240-480mg as needed
mild-arthritis
Natural anti-inflammatory support for joint discomfort
240mg twice daily
aspirin-sensitive
May be better tolerated than synthetic aspirin for some individuals
120-240mg daily
natural-health-seekers
Provides natural alternative to synthetic pain relievers
240mg as neededWhere to buy it
Look for White Willow Bark at 240-480mg per serving. The form that matters here is Standardized Willow Bark Extract (15% salicin).
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What else affects it
Beyond other supplements
!
Alcohol
Increased risk of stomach bleeding and ulcers
Both irritate stomach lining and affect clottingHow it works
- Salicin converts to salicylic acid in the digestive system
- Inhibits cyclooxygenase (COX) enzymes reducing prostaglandin synthesis
- Blocks pain signal transmission in peripheral and central nervous system
- Reduces inflammatory mediators and cytokine production
- Affects hypothalamic temperature regulation for fever reduction
- Additional flavonoids provide antioxidant and anti-inflammatory effects
Key findings
what the evidence supports- Effective natural pain reliever with traditional use evidence
- Gentler on stomach than synthetic aspirin
- Good safety profile for occasional use
- May be suitable for aspirin-sensitive individuals
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 White Willow Bark?
Documented effects: Natural pain relief; Anti-inflammatory effects; Fever reduction; Gentler on stomach. Provides effective pain relief for headaches, back pain, and muscle aches
How much White Willow Bark should you take per day?
The common daily range is 240-480mg. By goal — pain relief: 240-480mg as needed; anti inflammatory: 240mg twice daily; fever reduction: 240-360mg every 4 hours; maintenance: 120-240mg daily.
When is the best time to take White Willow Bark?
With food as needed. First effects are typically reported within 30 minutes to 2 hours for pain and inflammation relief.
What are the side effects of White Willow Bark?
At excessive doses: Generally safe but similar concerns to aspirin:, Increased bleeding or bruising, Stomach upset or ulceration, Allergic reactions in salicylate-sensitive individuals, Tinnitus (ringing in ears) with high doses. Safety rating at normal doses is 7 out of 10.
What should you not take with White Willow Bark?
Separate it from Alcohol, Nsaids Combination by two to four hours. Increased risk of stomach bleeding and ulcers
Does White Willow Bark interact with medications?
Documented interactions with blood-thinners-warfarin, diabetes-medications, nsaids-aspirin. Discuss these with a pharmacist before combining.
How do you know if you need White Willow Bark?
The marker is Bleeding time, platelet function, salicylate levels, optimal range Normal bleeding parameters. Common deficiency signs: Not applicable (herbal supplement, not essential nutrient):, General symptoms addressed by willow bark:, Acute and chronic pain conditions, Inflammatory pain and swelling.