4Life Transfer Factor® SleepRite®

Get into the rhythm of high-quality sleep while supporting your mind, body, and immune system.*

Buy SleepRite

SleepRite is the only sleep supplement in the world powered by 4Life Transfer Factor® to educate your immune system while you sleep!*

Helps you fall asleep faster*

Improves sleep onset with melatonin*

Calms and relaxes the mind and body in preparation for sleep*

Non-habit-forming*

Supports metabolic function while you sleep!*

SleepRite is a clinically studied natural sleep support supplement that features precision-grade, natural GABA; sustained-release micro active melatonin; and two forms of magnesium to support absorption and target the critical pathways to quality, restful, and restorative sleep.*

Dreamy ingredients

KSM-66 Ashwagandha

An adaptogenic herb and foundational nutritional compound in Indian ayurvedic medicine, ashwagandha has been used for centuries to help calm and balance in the face of a variety of environmental stressors.*

Naturally derived, precision-grade GABA

GABA is a naturally occurring neurotransmitter present in the brain and is linked to relaxation. GABA is key to supporting relaxation in the body and mind and may reduce cortisol levels. Precision-grade supplemental GABA is manufactured naturally via a fermentation process that utilizes Lactobacillus hilgardii (a bacteria).*

Magnesium

Magnesium Bisglycinate and Magnesium support healthy bones, muscles, and nerve function, and are required for energy production.*

Micro Active Melatonin

This regular and sustained-release form of melatonin helps you fall asleep and has been shown to have a release profile for up to six hours.*

Lavender essential oil blend

This blend bolsters the best benefits of lavender to offer aromatically bold and earthy notes to impart a warm sense of tranquility to you and your environment.

Vitamin B6

Vitamin B6 supports healthy energy levels, provides a nice balance to this formula, and supports healthy metabolism.*

Exclusive, patented, and proprietary 4Life Transfer Factor Blend

4Life Transfer Factor Blend helps your immune system more efficiently recognize, respond to, and remember potential health threats by educating your immune system cells. Recent independent laboratory studies show that 4Life Transfer Factor® Tri-Factor® Formula bolsters Natural Killer (NK) cell activity in the presence of a health threat, while activating a variety of other immune system cells, such as B cells and T cells.*†

Experience the bliss of sleeping right with SleepRite!*

SleepRite - Lawry Han Endorsement

Frequently Asked Questions

  • What is 4Life Transfer Factor® SleepRite®?
    4Life Transfer Factor SleepRite supports quality sleep and the immune system with scientifically studied ingredients shown to support quality and restorative sleep.*
  • What makes 4Life Transfer Factor SleepRite unique?
    As the Immune System Company®, 4Life recognizes the important connection between quality sleep and immune system function. 4Life Transfer Factor SleepRite is the only sleep supplement in the world powered by 4Life Transfer Factor to help your immune system recognize, respond to, and remember potential health threats.*
  • Who can take 4Life Transfer Factor SleepRite?
    4Life Transfer Factor SleepRite is for adults who struggle to fall and stay asleep and who are looking for natural, non-habit-forming sleep support.
  • How do I take 4Life Transfer Factor SleepRite?
    Take 2 capsules of 4Life Transfer Factor SleepRite 30 minutes before bedtime.
  • What are the main active ingredients in 4Life Transfer Factor SleepRite, and what do they do?
    Microactive melatonin helps you fall asleep and has been shown to have a release profile for up to six hours.*
    Ashwagandha has been used for centuries to bring calm and balance in the face of stressors.*
    GABA is a neurotransmitter in the brain that supports relaxation in the body and may reduce cortisol levels, which are connected to stress.*
    Two forms of magnesium support healthy bones, muscles, and nerve function.*
    Vitamin B6 supports metabolism, even while you sleep!*
    4Life Transfer Factor® Blend supports your immune system while you sleep.*
  • Has 4Life Transfer Factor SleepRite been researched?
    Yes! The ingredients in SleepRite® and the final formula are backed by scientific research.
  • What benefits does 4Life Transfer Factor SleepRite provide?
    Improves sleep quality and helps you fall asleep quickly*
    Supports nerve function, muscles, and metabolism*
    Supports body and mind balance*
    Promotes relaxation*
    Supports the immune system*
  • Are sleep and immune system health connected?
    : Yes! Your immune system is hard at work remembering and cataloging health threats while you sleep. When you sleep better, you feel better, and when you feel better, you can sleep better. 4Life Transfer Factor SleepRite supports immune system AND sleep health and is a great way to boost your overall wellness!*
  • Is 4Life Transfer Factor SleepRite habit-forming?
    4Life Transfer Factor SleepRite is not habit-forming.
  • What does sustained-release melatonin mean?
    Our melatonin has a release profile of up to six hours. That means when you take 4Life Transfer Factor SleepRite, the melatonin in the product will slowly be released to your body for up to six hours, which means better sleep and relaxation.*
A. Andersen, P. Vieira-Brock, B. Vaughan, D. Vollmer Method development for the analysis of PBMC-mediated killing of K562 cells by bovine colostrum Journal of Immunological Methods Volume 499, December 2021.
†Vetvicka V, Vetvickova J (2019) J Nutr Health Sci 6(3): 301
†Vetvicka V, Fernandez-Botran R (2020) Int Clin Pathol J. 8(1):1