Clinical tests & trials

The live bacteria in our formulas have over 50 clinical trials to support their effectiveness. Browse our research library and see the science behind the strains and ingredients found in our products.

01

Probiotic Lactobacillus Plantarum 299v decreases kynurenine concentration and improves cognitive functions in patients with major depression: A double-blind, randomized, placebo controlled study

This clinical trial includes Lactobacillus plantarum DSM 9843. The live bacteria in KÄLLA FOR RELIEF.

02

Dietary protein intake in midlife in relation to healthy aging – results from the prospective Nurses’ Health Study cohort

Protein is found in KÄLLA PERFORM Protein powder

ajcn.nutrition.org
03

The impact of dietary protein intake on longevity and metabolic health

Protein is found in PERFORM Protein Powder

thelancet.com
04

Randomized clinical trial of Plantago ovata seeds (dietary fiber) as compared with mesalamine in maintaining remission in ulcerative colitis. Spanish Group for the Study of Crohn's Disease and Ulcerative Colitis (GETECCU)

Psyllium husk is included in KÄLLA PREBIOTIC BLEND

pubmed.ncbi.nlm.nih.gov
05

Daily chicory root fibre intake reduced gas retention by 22%

Chicory is included in PREBIOTIC BLEND

pmc.ncbi.nlm.nih.gov
06

Comparison of the effects of psyllium and wheat bran on gastrointestinal transit time and stool characteristics

Psyllium Husk is included in KÄLLA PREBIOTIC BLEND

pubmed.ncbi.nlm.nih.gov
07

An unfermented gel component of psyllium seed husk promotes laxation as a lubricant in humans

Psyllium Husk is included in KÄLLA PREBIOTIC BLEND.

pubmed.ncbi.nlm.nih.gov
08

Daily chicory intake improved Bifidobacterium (beneficial bacteria) content of the gut

Chicory is included in KÄLLA PREBIOTIC BLEND.

pubmed.ncbi.nlm.nih.gov
09

Assessing the effects of inulin-type fructan intake on body weight, blood glucose, and lipid profile: A systematic review and meta-analysis of randomized controlled trials

Chicory root is included in KÄLLA PREBIOTIC BLEND.

pubmed.ncbi.nlm.nih.gov
10

Inhibitory actions of a high fibre diet on intestinal gas transit in healthy volunteers

Psyllium husk is included in KÄLLA PREBIOTIC BLEND.

pubmed.ncbi.nlm.nih.gov
11

Perspective: Protein Requirements and Optimal Intakes in Aging: Are We Ready to Recommend More Than the Recommended Daily Allowance?

Protein is found in PERFORM Protein Powder.

pmc.ncbi.nlm.nih.gov
12

Dietary protein intake and all-cause mortality: results from The Kawasaki Aging and Wellbeing Project

Protein is found in PERFORM Protein Powder.

bmcgeriatr.biomedcentral.com
13

Protein Intake and Muscle Function in Older Adults

Protein is found in KÄLLA PERFORM Protein Powder.

pmc.ncbi.nlm.nih.gov
14

Bacillus coagulans GBI-30, 6086 increases plant protein digestion in a dynamic, computer-controlled in vitro model of the small intestine (TIM-1)

Bacillus Coagulans are found in KÄLLA PERFORM Protein powder.

pubmed.ncbi.nlm.nih.gov
15

Probiotic Bacillus coagulans GBI-30, 6086 Improves Protein Absorption and Utilization

Bacillus Coagulans are found in KÄLLA PERFORM Protein powder

pmc.ncbi.nlm.nih.gov
16

Chapter 34 - Creatine supplementation in the aging brain

Creatine is found in KÄLLA PERFORM Protein powder.

sciencedirect.com
17

Creatine Supplementation in Women's Health: A Lifespan Perspective

Creatine is found in KÄLLA PERFORM Protein powder.

pubmed.ncbi.nlm.nih.gov
18

The Additive Effects of Creatine Supplementation and Exercise Training in an Aging Population: A Systematic Review of Randomized Controlled Trials

Creatine is found in KÄLLA PERFORM Protein Powder

journals.lww.com
19

A 2-yr Randomized Controlled Trial on Creatine Supplementation during Exercise for Postmenopausal Bone Health

Creatine is found in KÄLLA PERFORM Protein powder.

pubmed.ncbi.nlm.nih.gov
20

Effects of long-term low-dose dietary creatine supplementation in older women

Creatine is found in KÄLLA PERFORM Protein Powder

sciencedirect.com
21

A Randomized Pilot Study to Compare the Effectiveness of a Low FODMAP Diet vs Psyllium in Patients With Fecal Incontinence and Loose Stools

Psyllium Husk is included in KÄLLA PREBIOTIC BLEND

pubmed.ncbi.nlm.nih.gov
22

Effects and Mechanisms of Taurine as a Therapeutic Agent

Taurine is found in KÄLLA HORMONES & ME.

pmc.ncbi.nlm.nih.gov
23

Effects of ginseng on stress-related depression, anxiety, and the hypothalamic–pituitary–adrenal axis

Siberian Ginseng is found in KÄLLA HORMONES & ME

pmc.ncbi.nlm.nih.gov
24

A systematic review of the versatile effects of the Peruvian Maca Root (Lepidium meyenii ) on sexual dysfunction, menopausal symptoms and related conditions

Maca Root is found in KÄLLA HORMONES & ME.

sciencedirect.com
25

Inositol particularly effective in those suffering with PCOS

Inositol is found in KÄLLA HORMONES & ME

pubmed.ncbi.nlm.nih.gov
26

Inositol may balance hormones and increase fertility

Inositol is found in KÄLLA HORMONES & ME

pubmed.ncbi.nlm.nih.gov
27

Inositols’ Importance in the Improvement of the Endocrine–Metabolic Profile in PCOS

Inositol is found in KÄLLA HORMONES & ME.

pmc.ncbi.nlm.nih.gov
28

Effects of a standardized ginseng extract on quality of life and physiological parameters in symptomatic postmenopausal women: a double-blind, placebo-controlled trial. Swedish Alternative Medicine Group

Siberian Ginseng is found in KÄLLA HORMONES & ME.

pubmed.ncbi.nlm.nih.gov
29

Single doses of Panax ginseng (G115) reduce blood glucose levels and improve cognitive performance during sustained mental activity

Siberian Ginseng is found in KÄLLA HORMONES & ME.

pubmed.ncbi.nlm.nih.gov
30

Hormonal Influence on Coenzyme Q10 Levels in Blood Plasma

Co Enzyme Q10 is found in KÄLLA HORMONES & ME.

pmc.ncbi.nlm.nih.gov
31

An Alternative Treatment for Anxiety: A Systematic Review of Human Trial Results Reported for the Ayurvedic Herb Ashwagandha (Withania somnifera)

Ashwagandha is found in KÄLLA HORMONES & ME.

pmc.ncbi.nlm.nih.gov
32

An investigation into the stress-relieving and pharmacological actions of an ashwagandha (Withania somnifera) extract

Aswhagandha is found in KÄLLA HORMONES & ME

pmc.ncbi.nlm.nih.gov
33

The Effect of Lactobacillus plantarum 299v on Iron Status and Physical Performance in Female Iron-Deficient Athletes: A Randomized Controlled Trial

This clinical trial includes Lactobacillus plantarum DSM 9843. The live bacteria in KÄLLA FOR RELIEF.

mdpi.com
34

A Systematic Review and Meta-Analysis on the Effects of Probiotic Species on Iron Absorption and Iron Status.

This review includes Lactobacillus plantarum DSM 9843. The live bacteria in KÄLLA FOR RELIEF.

mdpi.com
35

A controlled, double-blind, randomized study on the efficacy of Lactobacillus plantarum 299V in patients with irritable bowel syndrome

This clinical trial includes Lactobacillus plantarum DSM 9843. The live bacteria in KÄLLA FOR RELIEF.

pubmed.ncbi.nlm.nih.gov
36

Clinical trial: Lactobacillus plantarum 299v (DSM 9843) improves symptoms of irritable bowel syndrome

This clinical trial includes Lactobacillus plantarum DSM 9843. The live bacteria in KÄLLA FOR RELIEF.

pmc.ncbi.nlm.nih.gov
37

Efficacy and Safety of Lactobacillus plantarum DSM 9843 (LP299V) in the prevention of Antibiotic-Associated Gastrointestinal symptoms in children – Randomized, double-blind, placebo-controlled study

This clinical trial includes Lactobacillus plantarum DSM 9843. The live bacteria in KÄLLA FOR RELIEF.

sciencedirect.com
38

Intake of Lactobacillus plantarum Reduces Certain Gastrointestinal Symptoms During Treatment With Antibiotics

This clinical trial includes Lactobacillus plantarum DSM 9843. The live bacteria in KÄLLA FOR RELIEF.

journals.lww.com
39

Alteration of intestinal microflora is associated with reduction in abdominal bloating and pain in patients with irritable bowel syndrome

This clinical trial includes Lactobacillus plantarum DSM 9843. The live bacteria in KÄLLA FOR RELIEF.

pubmed.ncbi.nlm.nih.gov
40

A systematic review and meta-analysis: probiotics in the treatment of irritable bowel syndrome.

This review includes Lactobacillus plantarum DSM 9843. The live bacteria in KÄLLA FOR RELIEF.

link.springer.com
41

The efficacy and safety of probiotics in patients with irritable bowel syndrome: Evidence based on 35 randomised controlled trials.

This review includes Lactobacillus plantarum DSM 9843. The live bacteria in KÄLLA FOR RELIEF.

sciencedirect.com
42

Stress matters: Randomized controlled trial on the effect of probiotics on neurocognition.

This clinical trial includes the live bacteria in KÄLLA FOR MIND & MOOD.

pubmed.ncbi.nlm.nih.gov
43

A randomized controlled trial to test the effect of multispecies probiotics on cognitive reactivity to sad mood.

This clinical trial includes the live bacteria in KÄLLA FOR MIND & MOOD.

pubmed.ncbi.nlm.nih.gov
44

Gut feelings: A randomised, triple-blind, placebo-controlled trial of probiotics for depressive symptoms.

This clinical trial includes the live bacteria in KÄLLA FOR MIND & MOOD.

pubmed.ncbi.nlm.nih.gov
45

Probiotics-induced changes in gut microbial composition and its effects on cognitive performance after stress: exploratory analyses.

This clinical trial includes the live bacteria in KÄLLA FOR MIND & MOOD.

pubmed.ncbi.nlm.nih.gov
46

Psychobiotics for Patients with Chronic Gastrointestinal Disorders Having Anxiety or Depression Symptoms.

This clinical trial includes the live bacteria in KÄLLA FOR MIND & MOOD.

pubmed.ncbi.nlm.nih.gov
47

Differential effect on cell-mediated immunity in human volunteers after intake of different lactobacilli

This clinical trial includes Lactiplantibacillus plantarum DSM 15312 and Lacticaseibacillus paracasei DSM 13434. The live bacteria in KÄLLA FOR IMMUNE HEALTH & FAMILY EDITION

pubmed.ncbi.nlm.nih.gov
48

Differential effect on cell-mediated immunity in human volunteers after intake of different lactobacilli

This clinical trial includes Lactiplantibacillus plantarum DSM 15312 and Lacticaseibacillus paracasei DSM 13434. The live bacteria in KÄLLA FOR IMMUNE HEALTH & FAMILY EDITION

pubmed.ncbi.nlm.nih.gov
49

Randomised, double-blind and placebo-controlled study using new probiotic lactobacilli for strengthening the body immune defence against viral infections

This clinical trial includes Lactiplantibacillus plantarum DSM 15312 and Lacticaseibacillus paracasei DSM 13434. The live bacteria in KÄLLA FOR IMMUNE HEALTH & FAMILY EDITION

pubmed.ncbi.nlm.nih.gov
50

Randomised, double-blind and placebo-controlled study using new probiotic lactobacilli for strengthening the body immune defence against viral infections

This clinical trial includes Lactiplantibacillus plantarum DSM 15312 and Lacticaseibacillus paracasei DSM 13434. The live bacteria in KÄLLA FOR IMMUNE HEALTH & FAMILY EDITION

pubmed.ncbi.nlm.nih.gov
51

Evaluation of the efficacy of Lactobacillus plantarum HEAL9 and Lactobacillus paracasei 8700:2 on aspects of common cold infections in children attending day care: a randomised, double-blind, placebo-controlled clinical study

This clinical trial includes Lactiplantibacillus plantarum DSM 15312 and Lacticaseibacillus paracasei DSM 13434. The live bacteria in KÄLLA FOR IMMUNE HEALTH & FAMILY EDITION

pubmed.ncbi.nlm.nih.gov
52

Evaluation of the efficacy of Lactobacillus plantarum HEAL9 and Lactobacillus paracasei 8700:2 on aspects of common cold infections in children attending day care: a randomised, double-blind, placebo-controlled clinical study

This clinical trial includes Lactiplantibacillus plantarum DSM 15312 and Lacticaseibacillus paracasei DSM 13434. The live bacteria in KÄLLA FOR IMMUNE HEALTH & FAMILY EDITION

pubmed.ncbi.nlm.nih.gov
53

Fewer community-acquired colds with daily consumption of Lactiplantibacillus plantarum HEAL9 and Lacticaseibacillus paracasei 8700:2. A randomized, placebo- controlled clinical trial.

This clinical trial includes Lactiplantibacillus plantarum DSM 15312 and Lacticaseibacillus paracasei DSM 13434. The live bacteria in KÄLLA FOR IMMUNE HEALTH & FAMILY EDITION.

jn.nutrition.org
54

Fewer community-acquired colds with daily consumption of Lactiplantibacillus plantarum HEAL9 and Lacticaseibacillus paracasei 8700:2. A randomized, placebo- controlled clinical trial.

This clinical trial includes Lactiplantibacillus plantarum DSM 15312 and Lacticaseibacillus paracasei DSM 13434. The live bacteria in KÄLLA FOR IMMUNE HEALTH & FAMILY EDITION.

jn.nutrition.org
55

Effects of Lactobacillus plantarum and Lactobacillus paracasei on the Peripheral Immune Response in Children with Celiac Disease Autoimmunity: A Randomized, Double-Blind, Placebo-Controlled Clinical Trial. of Common Cold

This clinical trial includes Lactiplantibacillus plantarum DSM 15312 and Lacticaseibacillus paracasei DSM 13434. The live bacteria in KÄLLA FOR IMMUNE HEALTH & FAMILY EDITION

mdpi.com
56

Effects of Lactobacillus plantarum and Lactobacillus paracasei on the Peripheral Immune Response in Children with Celiac Disease Autoimmunity: A Randomized, Double-Blind, Placebo-Controlled Clinical Trial. of Common Cold

This clinical trial includes Lactiplantibacillus plantarum DSM 15312 and Lacticaseibacillus paracasei DSM 13434. The live bacteria in KÄLLA FOR IMMUNE HEALTH & FAMILY EDITION

mdpi.com
57

Randomized, Double Blind and Placebo Controlled Study Using a Combination of Two Probiotic Lactobacilli to Alleviate Symptoms and Frequency of Common Cold

This clinical trial includes Lactiplantibacillus plantarum DSM 15312 and Lacticaseibacillus paracasei DSM 13434. The live bacteria in KÄLLA FOR IMMUNE HEALTH & FAMILY EDITION

pubmed.ncbi.nlm.nih.gov
58

Randomized, Double Blind and Placebo Controlled Study Using a Combination of Two Probiotic Lactobacilli to Alleviate Symptoms and Frequency of Common Cold

This clinical trial includes Lactiplantibacillus plantarum DSM 15312 and Lacticaseibacillus paracasei DSM 13434. The live bacteria in KÄLLA FOR IMMUNE HEALTH & FAMILY EDITION

pubmed.ncbi.nlm.nih.gov
59

A double-blind, placebo-controlled pilot study of the stimulating and adaptogenic effect of Rhodiola rosea SHR-5 extract on the fatigue of students caused by stress during an examination period with a repeated low-dose regimen

Rhodiola rosea is found in KÄLLA ESSENTIALS FOR HIM.

pubmed.ncbi.nlm.nih.gov
60

Blunting by chronic phosphatidylserine administration of the stress-induced activation of the hypothalamo-pituitary-adrenal axis in healthy men

Phosphatidylserine is found in KÄLLA ESSENTIALS FOR HIM.

pubmed.ncbi.nlm.nih.gov
61

Zinc status and serum testosterone levels of healthy adults

Zinc is found in KÄLLA ESSENTIALS FOR HIM.

pubmed.ncbi.nlm.nih.gov
62

Effect of vitamin D supplementation on testosterone levels in men

Vitamin D is found in KÄLLA ESSENTIALS FOR HIM.

pubmed.ncbi.nlm.nih.gov
63

Effects of magnesium supplementation on testosterone levels of athletes and sedentary subjects at rest and after exhaustion

Magnesium is found in KÄLLA ESSENTIALS FOR HIM.

pubmed.ncbi.nlm.nih.gov
64

Magnesium and muscle performance in older persons: the InCHIANTI study

Magnesium is found in KÄLLA ESSENTIALS FOR HIM.

pubmed.ncbi.nlm.nih.gov
65

The effects of a commercially available botanical supplement on strength, body composition, power output, and hormonal profiles in resistance-trained males.

Fenugreek is found in KÄLLA ESSENTIALS FOR HIM.

pubmed.ncbi.nlm.nih.gov
66

Testofen, a specialised Trigonella foenum-graecum seed extract reduces age-related symptoms of androgen decrease, increases testosterone levels and improves sexual function in healthy aging males in a double-blind randomised clinical study

Fenugreek is found in KÄLLA ESSENTIALS FOR HIM.

pubmed.ncbi.nlm.nih.gov
67

The role and molecular mechanism of D-aspartic acid in the release and synthesis of LH and testosterone in humans and rats

D-aspartic acid is found in KÄLLA ESSENTIALS FOR HIM.

pubmed.ncbi.nlm.nih.gov
68

Zinc treatment prevents dysmenorrhea

Zinc is found in KÄLLA CYCLE SYNC

pubmed.ncbi.nlm.nih.gov
69

The Efficacy of Zinc Administration in the Treatment of Primary Dysmenorrhea

Zinc is found in KÄLLA CYCLE SYNC

pmc.ncbi.nlm.nih.gov
70

Efficacy of vitamin B-6 in the treatment of premenstrual syndrome: systematic review

Vitamin B6 is found in KÄLLA CYCLE SYNC

pmc.ncbi.nlm.nih.gov
71

A placebo-controlled clinical trial of L-tryptophan in premenstrual dysphoria

L-tryptophan is included in KÄLLA CYCLE SYNC

pubmed.ncbi.nlm.nih.gov
72

ESCAPE pain trial - The effects of Curcumin in pain relief in women diagnosed with primary dysmenorrhea: A triple blinded, placebo-controlled, phase II, randomized clinical trial protocol.

Curcumin is found in KÄLLA CYCLE SYNC

journal.ppcr.org
73

Effects of curcumin on menstrual pattern, premenstrual syndrome, and dysmenorrhea: A triple-blind, placebo-controlled clinical trial

Curcumin is found in KÄLLA CYCLE SYNC.

pubmed.ncbi.nlm.nih.gov
74

Efficacy and Safety of Ashwagandha (Withania somnifera) Root Extract for Improvement of Sexual Health in Healthy Women: A Prospective, Randomized, Placebo-Controlled Study

Ashwagandha is found in KÄLLA CYCLE SYNC.

pmc.ncbi.nlm.nih.gov
75

Curcumin attenuates severity of premenstrual syndrome symptoms: A randomized, double-blind, placebo-controlled trial

Curcumin is found in KÄLLA CYCLE SYNC.

pubmed.ncbi.nlm.nih.gov
76

Clinical evaluation of the pharmacological impact of ashwagandha root extract on sleep in healthy volunteers and insomnia patients: A double-blind, randomized, parallel-group, placebo-controlled study

Ashwagandha is included in KÄLLA CYCLE SYNC.

pubmed.ncbi.nlm.nih.gov
77

Tryptophan is a precursor to serotonin (gut-brain axis)

Tryptophan is a precursor to serotonin (gut-brain axis)

pmc.ncbi.nlm.nih.gov