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Natural Factors, 3 Brains, The Best-Sleep, 90 Vegetarian Capsules

Natural Factors, 3 Brains, The Best-Sleep, 90 Vegetarian Capsules


Regular price $30.00 USD
Regular price $36.00 USD Sale price $30.00 USD
Sale Sold out


  • Dietary Supplement
  • Supports Relaxation & Promotes Restful Sleep
  • Purity & Potency Guaranteed
  • Suitable for Vegetarians/Vegans

"Nutrients from whole foods, exercise, and supplements are effective, non-invasive ways to support the 'three brains' interaction - optimize cognition and support a healthy mind." - Karen Jensen, ND

A Bold New Innovation In Healthy Mind Support!

The Best-Sleep is designed to quiet and calm a busy mind for restful, rejuvenating sleep. It features passionflower and California poppy and is free of melatonin and valerian!

Key Ingredients Key Benefits
Passionflower & California poppy Their broad relaxing properties support deep sleep
Linden Soothes nerves and supports sound sleep
Skullcap Calms the mind and reduces occasional nervousness
Hawthorn Reduces occasional stress and nervousness; has overall relaxing benefit
  • Gut - Directly engaged with the world
  • Head - Observing the world
  • Heart - Reaching out ot the world

Three Brain® is a line of supplements designed to support the critical relationship between our head, heart, and gut. Together, these three "brains" influence our cognition and support a healthy mind.

The Best-Sleep® combines five natural-source ingredients that have been traditionally used by herbalists as mild sleep aids, especially in cases of restlessness or occasional sleeplessness due to everyday mental stress. The ingredients in this unique formula also have an overall analgesic effect that further promotes relaxed and restful sleep.


Non-GMO: Documentation ✔

Mass Spec: Lab Tested ✔

Suggested use

2 capsules per day before bedtime or as directed by a health professional.

Other ingredients

Microcrystalline cellulose, vegetarian capsule (carbohydrate gum [cellulose], purified water), magnesium stearate (vegetable grade), silica.

Contains no artificial colors, preservatives, or sweeteners; no dairy, starch, sugar, wheat, gluten, yeast, soy, corn, egg, fish, shellfish, animal products, salt, tree nuts, or GMOs. 

Manufactured by Natural Factors to ensure safety and potency in accordance with Good Manufacturing Practices (GMP) of the FDA and Health Canada.


As with any supplement, consult your health professional before use if you are pregnant, breastfeeding, or trying to conceive, or if you are taking medication, have a medical condition, or anticipate surgery. Keep out of reach of children.

Sealed for your protection. Do not use if seal is broken. For freshness, store in a cool, dry place.


While strives to ensure the accuracy of its product images and information, some manufacturing changes to packaging and/or ingredients may be pending update on our site. Although items may occasionally ship with alternate packaging, freshness is always guaranteed. We recommend that you read labels, warnings and directions of all products before use and not rely solely on the information provided .

Supplement Facts
Serving Size: 2 Capsules
Servings Per Container: 45
  Amount Per Serving % Daily Value
Passionflower Extract 4:1
(Passiflora incarnata) (aerial)
250 mg **
Skullcap Extract 4:1
(Scutellaria lateriflora) (aerial)
150 mg **
California Poppy Extract 4:1
(Eschscholzia californica) (aerial)
125 mg **
Hawthorn Powder
(Crataegus oxyacantha) (berry)
125 mg **
Linen Extract 5:1
(Tilia cordata) (flower)
100 mg **
**Daily Value not established.
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