supp.fit

Hawthorn: study protocols

11 study groups say how much Hawthorn participants took a day. These are the doses the studies gave. They are not a recommendation.

Hawthorn: what the research found →

Dose per serving from products

163 products in our catalogue print how much Hawthorn a serving holds.

Most common: 100 mg to 250 mg, 26% of 163 products.

Dose per servingProducts
25 mg or less
7
25 mg to 50 mg
11
50 mg to 100 mg
23
100 mg to 250 mg
43
250 mg to 500 mg
31
500 mg to 1 g
16
1 g to 2.5 g
32

Dose per serving from research

9 study groups in 8 studies say how much Hawthorn participants took a day.

These are the doses the studies gave. They are not a recommendation.

Most common: 500 mg to 1 g and 1 g to 2.5 g, 33% of 9 study groups each.

Daily doseStudy groups
25 mg to 50 mg
1
50 mg to 100 mg
1
100 mg to 250 mg
0
250 mg to 500 mg
0
500 mg to 1 g
3
1 g to 2.5 g
3
2.5 g to 5 g
0
5 g to 10 g
1

Commonly used together

5 of 11 study groups took Hawthorn with something else, but nothing that 3 or more different studies gave.

11 study groups

Study
Effects of Hawthorn Fruit Supplementation on Facial Skin Phenotypes and Leukocyte Telomere Length Stratified by TERT Polymorphisms
2025 · HF supplementation group · Healthy male and female adults aged 25–75 years
900 mg26 weeks20
Efficacy and safety of crataegus extract WS 1442 in comparison with placebo in patients with chronic stable New York Heart Association class-III heart failure
2002 · 900 mg WS 1442 group · Patients with chronic stable NYHA class III heart failure receiving preexisting diuretic treatment
900 mg16 weeks—
Efficacy and safety of crataegus extract WS 1442 in comparison with placebo in patients with chronic stable New York Heart Association class-III heart failure
2002 · 1800 mg WS 1442 group · Patients with chronic stable NYHA class III heart failure receiving preexisting diuretic treatment
1.8 g16 weeks—
Hypotensive effects of hawthorn for patients with diabetes taking prescription drugs: a randomised controlled trial
2006 · Hawthorn group · Patients with type 2 diabetes; age and sex not specified
1.2 g16 weeks39
Treating unstable angina with detoxifying and blood-activating formulae: A randomized controlled trial
2021 · experimental group · People with unstable angina; age and sex not reported
10 g4 weeks—
Effects of a Scutellaria baicalensis/Crataegus laevigata, magnesium and chromium supplement on stressed individuals: A randomised, double-blind, placebo-controlled, crossover trial
2025 · herbal supplement · Adults aged 18–75, male and female, otherwise healthy and self-reporting stress (PSS score ≥13)
80 mg15 days35
The chronic effects of a combination of herbal extracts (Euphytose(®)) on psychological mood state and response to a laboratory stressor: A randomised, placebo-controlled, double blind study in healthy humans
2022 · MHEP (Euphytose) · Healthy adults aged 19–58 years, 19 female; no relevant medical condition or disease
30 mg2 weeks27
Interaction study between digoxin and a preparation of hawthorn (Crataegus oxyacantha)
2003 · Digoxin 0.25 mg with Crataegus special extract WS 1442 (D + H) · 8 healthy volunteers
900 mg3 weeks8
Crataegus laevigata decreases neutrophil elastase and has hypolipidemic effect: a randomized, double-blind, placebo-controlled trial
2011 · Crataegus laevigata group · People with diabetes and chronic coronary heart disease
1.2 g26 weeks—
[Clinical study on treatment of carotid atherosclerosis with extraction of polygoni cuspidati rhizoma et radix and crataegi fructus: a randomized controlled trial]
2014 · treatment group · Patients with carotid atherosclerosis; age and sex not reported
5 mg/kg26 weeks32
Effect of vitamin C and hawthorn beverage formula on blood pressure and oxidative stress in heat-exposed workers: a cluster-randomized controlled trial
2024 · intervention group · Heat-exposed workers; age and sex not reported
500 mL40 days—