Relax & Sleep by Swisse Ultiboost — Ingredients, Evidence & Safety

Product Label

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Label Data

2 Tablet(s) Serving Size

30 Servings

Botanical with Nutrients Product Type

40% Evidence Coverage

Supplement Facts — Evidence Check

Total Carbohydrate

1 Gram(s) (1% DV)

Magnesium

105 mg (25% DV)

📊 Market median: 4002.0mg (1 products) 📚 20 studies (Tier A: 0, B: 2)

This product: 105mg

Hops fruit extract

100 mg

Passionflower extract

300 mg

📊 Market median: 250.0mg (60 products) 📚 7 studies (Tier A: 0, B: 1)

This product: 300mg

Lemon Balm leaf extract

67 mg

Other Ingredients

Microcrystalline Cellulose Dicalcium Phosphate Tablet coating Magnesium Stearate

Label Claims — Verification

❓ All Other

❓ Structure/Function

All Other (99% of products) Structure/Function (90% of products) No Claim (1% of products) Nutrient (1% of products)

Target Groups

Adult (18 - 50 Years)

Product Information

📋 Directions for Use

Recommended use: Two tablets daily, one hour before bed, or as directed by a healthcare professional.

⚠️ Warnings & Precautions

If you are pregnant, nursing, taking any medication or have a medical condition, please consult your healthcare professional before use.

Do not use if inner seal is broken.

🧪 Formulation Notes

Swisse Ultiboost Relax & Sleep is a premium quality formula to help relieve nervous tension and restlessness, provide support during mental stress and assist with a natural restful sleep. Sleep support: Passionflower is traditionally used in Western Herbal Medicine to help relieve tension, restlessness, irritability and encourage restful sleep. Nervous tension relief: Hops is traditionally used in Western Herbal Medicine to help relieve nervous tension and assist relaxation to encourage a restful sleep. Mild symptoms of mental stress: Lemon Balm is traditionally used in Western Herbal Medicine to help provide support during mental stress and assist sleep. Heavy muscle function: Magnesium supports muscle relaxation by binding to receptor sites normally reserved for calcium, which is the mineral that causes muscles to contract.

Helps relieve nervous tension Assists relaxation Supports restful sleep Based on scientific & traditional evidence Premium quality formula

Sleep support

Made in Canada

Additional Information

Store below 25 degrees C (77 degrees F) in a cool, dry place.

New and improved formula

Please recycle.

Product Details

UPC / SKU 8 50000 14802 4

DSLD Entry Date 2021-12-18

Product Type Botanical with Nutrients

Form Tablet or Pill

Brand Swisse Ultiboost

DSLD ID 257340

Data Updated 2026-04-11

Research Evidence

7 Research Sources

47 Avg Quality Score

6 Rct

1 Meta Analysis

B Passiflora for anxiety disorder

Meta Analysis The Cochrane database of systematic reviews 2007

PubMed

C Effects of Passiflora incarnata Linnaeus on polysomnographic sleep parameters in subjects with insomnia disorder: a double-blind randomized placebo-controlled study

Rct International clinical psychopharmacology 2020

PubMed DOI

C Effects of Passiflora incarnata and Valeriana officinalis in the control of anxiety due to tooth extraction: a randomized controlled clinical trial

Rct Oral and maxillofacial surgery 2024

PubMed DOI

C A double-blind, placebo-controlled investigation of the effects of Passiflora incarnata (passionflower) herbal tea on subjective sleep quality

Rct Phytotherapy research : PTR 2011

PubMed DOI

C Effects of passiflora incarnata and midazolam for control of anxiety in patients undergoing dental extraction

Rct Medicina oral, patologia oral y cirugia bucal 2017

PubMed

C 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.

Rct Journal of psychopharmacology (Oxford, England)

PubMed DOI

D Passionflower in the treatment of generalized anxiety: a pilot double-blind randomized controlled trial with oxazepam

Rct Journal of clinical pharmacy and therapeutics 2001

PubMed

View all evidence for Passionflower →