Rosemary
15 benefits mapped to clinical evidence across supplements.
Dose per serving from products
236 products in our catalogue print how much Rosemary a serving holds.
Most common: 25 mg to 50 mg, 28% of 236 products.
| Dose per serving | Products |
|---|---|
| 10 mg or less | 12 |
| 10 mg to 25 mg | 11 |
| 25 mg to 50 mg | 66 |
| 50 mg to 100 mg | 60 |
| 100 mg to 250 mg | 62 |
| 250 mg to 500 mg | 16 |
| over 500 mg | 9 |
Dose per serving from research
8 study groups in 6 studies say how much Rosemary participants took a day.
These are the doses the studies gave. They are not a recommendation.
Most common: 500 mg to 1 g, 50% of 8 study groups.
| Daily dose | Study groups |
|---|---|
| 10 mg or less | 1 |
| 10 mg to 25 mg | 0 |
| 25 mg to 50 mg | 1 |
| 50 mg to 100 mg | 1 |
| 100 mg to 250 mg | 0 |
| 250 mg to 500 mg | 1 |
| 500 mg to 1 g | 4 |
Benefit Evidence
Memory quality + retrieval
Prospective/retrospective memory
Speed memory ± dose
Research sources
Memory (4)
- Effects of Rosmarinus officinalis L. on memory performance, anxiety, depression, and sleep quality in university students: A randomized clinical trial
PubMed ID: 29389474
500 mg rosemary twice daily for one month improved prospective and retrospective memory in students (double-blind RCT).
- The effect of rosemary hydroalcoholic extract on cognitive function and activities of daily living of patients with chronic obstructive pulmonary disease (COPD): A clinical trial
PubMed ID: 37758539
Oral rosemary extract RCT in COPD patients improved MoCA-B total and subscales including naming/abstraction—stronger clinical evidence of cognitive/memory benefit.
- The effects of lavender, rosemary and orange essential oils on memory problems and medication adherence among patients undergoing hemodialysis: A parallel randomized controlled trial
PubMed ID: 34736874
Aromatherapy with rosemary during dialysis improved retrospective memory measures in an RCT (direct memory benefit).
- Aromas of rosemary and lavender essential oils differentially affect cognition and mood in healthy adults
PubMed ID: 12690999
Large randomized aroma study reported improved overall quality of memory and secondary memory factors with rosemary odor (but slower retrieval speed).
Focus & concentration (4)
- Effects of Rosmarinus officinalis L. on memory performance, anxiety, depression, and sleep quality in university students: A randomized clinical trial
PubMed ID: 29389474
Improvements in prospective and retrospective memory and reduced anxiety likely support better focus in students.
- Aromatherapy positively affects mood, EEG patterns of alertness and math computations
PubMed ID: 10069621
Rosemary aromatherapy increased EEG markers of alertness and sped completion of math tasks, consistent with improved focus in the short term.
- Acute ingestion of rosemary water: Evidence of cognitive and cerebrovascular effects in healthy adults
PubMed ID: 30318972
Acute rosemary water improved task-specific cognition and increased cerebral oxygen extraction during tasks.
- The effect of rosemary essential oil inhalation on sleepiness and alertness of shift-working nurses: A randomized, controlled field trial
PubMed ID: 33550193
Inhaled rosemary reduced sleepiness and increased alertness in night-shift nurses—supports improved focus/attention acutely.
Mental clarity (4)
- Effects of Rosmarinus officinalis L. on memory performance, anxiety, depression, and sleep quality in university students: A randomized clinical trial
PubMed ID: 29389474
500 mg rosemary twice daily improved prospective and retrospective memory and reduced anxiety in students (double-blind RCT).
- Acute ingestion of rosemary water: Evidence of cognitive and cerebrovascular effects in healthy adults
PubMed ID: 30318972
Acute rosemary-water ingestion produced small cognitive improvements and cerebrovascular changes suggesting enhanced cognitive processing.
- The effect of rosemary hydroalcoholic extract on cognitive function and activities of daily living of patients with chronic obstructive pulmonary disease (COPD): A clinical trial
PubMed ID: 37758539
Oral rosemary extract RCT in COPD improved cognitive test scores (MoCA-B) and subscales, consistent with clearer cognition.
- Aromatherapy positively affects mood, EEG patterns of alertness and math computations
PubMed ID: 10069621
Rosemary aromatherapy produced EEG changes consistent with increased alertness and reduced state anxiety in a controlled human study.
Oral health (3)
- Advantages of using toothpaste containing propolis and plant oils for gingivitis prevention and oral cavity hygiene in cleft lip/palate patients
PubMed ID: 34365060
Toothpaste study (contains rosemary among other oils) improved oral hygiene and gingival bleeding, supporting fresher oral environment; effect not isolatable to rosemary.
- Clinical Assessment of Rosemary-based Toothpaste (Rosmarinus officinalis Linn.): A Randomized Controlled Double-blind Study
PubMed ID: 30970057
Randomized trial of rosemary-extract toothpaste reduced gingival bleeding and plaque over 30 days.
- Evaluation of the efficacy of a polyherbal mouthwash containing Zingiber officinale, Rosmarinus officinalis and Calendula officinalis extracts in patients with gingivitis: A randomized double-blind placebo-controlled trial
PubMed ID: 26850813
Polyherbal mouthwash containing rosemary improved gingival and plaque indices comparable to chlorhexidine over two weeks.
Antioxidant (3)
- Impact of cooked functional meat enriched with omega-3 fatty acids and rosemary extract on inflammatory and oxidative status; a randomised, double-blind, crossover study
PubMed ID: 25365012
12‑week randomized trial of meat enriched with omega‑3 + rosemary extract showed improved oxidative biomarkers (FRAP ↑, 8‑iso‑PGF2α ↓); effect cannot be attributed to rosemary alone but supports antioxidant activity in a human product.
- Scalp condition improvement with botanical extracts possessing chemical and physical antioxidant activity
PubMed ID: 39528839
Leave-on scalp product showed reduced ROS/HODE and upregulated Nrf2 (antioxidant pathway) in vitro and consumer tests.
- Aesthetic Radiofrequency Associated with Rosmarinus officinalis Supplementation is Safe and Reduces Oxidative Stress in Women: Randomized, and Double-Blind Clinical Trial
PubMed ID: 39135397
Oral rosemary extract RCT produced clear changes in antioxidant markers (NP-SH, SOD, CAT) consistent with antioxidant activity.
Immune support (2)
- Randomized clinical trial in cancer patients shows immune metabolic effects exerted by formulated bioactive phenolic diterpenes with potential clinical benefits
PubMed ID: 40034703
Randomized pilot showed rosemary extract altered PBMC subsets, lowered NLR in a cancer subgroup and trended to reduced inflammatory markers.
- [Results of treatment of acute uncomplicated cystitis in 440 women of working age in a large industrial city]
PubMed ID: 40377579
Herbal adjunct (contains rosemary) sped symptom relief and improved recovery in bladder infection, suggesting an immune/supportive adjunct effect.
Hair & Nails (2)
- Scalp condition improvement with botanical extracts possessing chemical and physical antioxidant activity
PubMed ID: 39528839
Leave-on scalp rosemary-containing product reduced oxidized scalp lipids and ROS and upregulated Nrf2, supporting hair/scalp vitality.
- Rosemary oil vs minoxidil 2% for the treatment of androgenetic alopecia: a randomized comparative trial
PubMed ID: 25842469
Randomized clinical trial: rosemary oil for 6 months increased hair counts comparably to 2% minoxidil in androgenetic alopecia.
Skin hydration (2)
- Effect of Rosemary Cream on Episiotomy Wound Healing in Primiparous Women: A Randomized Clinical Trial
PubMed ID: 36028878
Topical 3% rosemary cream RCT significantly accelerated episiotomy wound healing vs placebo (strong topical skin benefit).
- Scalp condition improvement with botanical extracts possessing chemical and physical antioxidant activity
PubMed ID: 39528839
Leave-on scalp product reduced oxidized lipids and ROS on scalp; supports topical skin/scalp nourishment claims.
Energy & Fatigue (2)
- The effect of rosemary essential oil inhalation on sleepiness and alertness of shift-working nurses: A randomized, controlled field trial
PubMed ID: 33550193
Inhaled rosemary essential oil RCT in night-shift nurses reduced sleepiness and increased alertness (direct evidence of acute energy/alertness boost).
- Aromatherapy positively affects mood, EEG patterns of alertness and math computations
PubMed ID: 10069621
Acute rosemary aromatherapy increased EEG markers of alertness and sped task completion (small randomized trial).
Stress & Anxiety (1)
- Comparing the effects of rosemary aromatherapy and music therapy on anxiety levels in patients undergoing general surgery: A randomized controlled clinical trial
PubMed ID: 38242798
Large RCT found inhaled rosemary essential oil reduced preoperative anxiety (direct evidence for stress/anxiety relief).
Joint comfort (1)
- Effects of aromatherapy massage on pain, functional state, and quality of life in an elderly individual with knee osteoarthritis
PubMed ID: 31144450
Aromatherapy massage including rosemary reduced pain and improved function in knee osteoarthritis vs massage/control (positive clinical effect though multi-oil blend).
Relaxation (1)
- The Effects of Lavender and Rosemary Extracts on Sore Throat and Hoarseness After Endotracheal Intubation in Patients Undergoing Percutaneous Nephrolithotomy: A Randomized Clinical Trial
PubMed ID: 39503638
Topical rosemary in the oropharynx reduced sore throat intensity after intubation—clear soothing/local analgesic effect in early postoperative period.
Respiratory comfort (1)
- The Effects of Lavender and Rosemary Extracts on Sore Throat and Hoarseness After Endotracheal Intubation in Patients Undergoing Percutaneous Nephrolithotomy: A Randomized Clinical Trial
PubMed ID: 39503638
Gauze with rosemary extract placed in the throat during intubation reduced sore throat and hoarseness in early hours post-op (direct topical respiratory/oropharyngeal comfort).
Mood balance (1)
- Effects of Rosmarinus officinalis L. on memory performance, anxiety, depression, and sleep quality in university students: A randomized clinical trial
PubMed ID: 29389474
Study reported reduced anxiety alongside memory improvements with oral rosemary in students.
Vitality (1)
- Dietary associations with reduced epigenetic age: a secondary data analysis of the methylation diet and lifestyle study
PubMed ID: 40266024
Dietary intervention including rosemary associated with a modest reduction in epigenetic age—suggests an overall vitality/aging benefit.
Similar by evidence
Supplements the same benefits carry qualifying findings for — a fact about the evidence graph, not a recommendation to swap.
Products with Rosemary
Search all575 products whose verified label declares Rosemary — not every bottle that mentions it in a title.