iqby.meSuggest a product

Studies

Red Bull Energy Drink 250mL
energy drinks

Red Bull Energy Drink 250mL

3participants
97 spots left
Natrol Ultra Sleep 3-in-1 100% Drug-Free Sleep Aid Blend with Melatonin, GABA & Botanicals, Dietary Supplement, Non-Habit Forming, 30 Fast Dissolve Tablets
sleep support

Natrol Ultra Sleep 3-in-1 100% Drug-Free Sleep Aid Blend with Melatonin, GABA & Botanicals, Dietary Supplement, Non-Habit Forming, 30 Fast Dissolve Tablets

0participants
100 spots left
Nested Naturals Luna Melatonin-Free Sleep Supplement - Non-Habit Forming Herbal Sleep Supplement, Adult Bedtime Support, Help Sleeping w/Chamomile, Valerian, L-Theanine - 60 Vegan Capsules
sleep support

Nested Naturals Luna Melatonin-Free Sleep Supplement - Non-Habit Forming Herbal Sleep Supplement, Adult Bedtime Support, Help Sleeping w/Chamomile, Valerian, L-Theanine - 60 Vegan Capsules

0participants
100 spots left
Sleep Supplement Without Melatonin – Sleepy-Biome Natural Sleep Aid for Calm, Restful Nights | Probiotic Gut-Brain Formula with GABA, L-Theanine, 5-HTP, Valerian & Ashwagandha (60 Capsules)
sleep support

Sleep Supplement Without Melatonin – Sleepy-Biome Natural Sleep Aid for Calm, Restful Nights | Probiotic Gut-Brain Formula with GABA, L-Theanine, 5-HTP, Valerian & Ashwagandha (60 Capsules)

0participants
100 spots left
12-in-1 Melatonin Sleep Capsules - Natural Sleep Aids for Adults with Melatonin 5mg and Magnesium Glycinate 500mg, Sleep Aid with Ashwagandha, L Theanine, Valerian Root, GABA, 5-HTP (90ct, Pack of 1)
sleep support

12-in-1 Melatonin Sleep Capsules - Natural Sleep Aids for Adults with Melatonin 5mg and Magnesium Glycinate 500mg, Sleep Aid with Ashwagandha, L Theanine, Valerian Root, GABA, 5-HTP (90ct, Pack of 1)

0participants
100 spots left
Relaxium Sleep Aid for Adults - Melatonin 5mg with Magnesium Glycinate, Valerest & Ashwagandha - Non-Habit Forming Sleep Support for Falling Asleep & Staying Asleep (30-Day Supply)
sleep support

Relaxium Sleep Aid for Adults - Melatonin 5mg with Magnesium Glycinate, Valerest & Ashwagandha - Non-Habit Forming Sleep Support for Falling Asleep & Staying Asleep (30-Day Supply)

0participants
100 spots left
Sleep Aid Without Melatonin- Sleep Recovery Supplement with KSM-66® Ashwagandha and Magnesium Glycinate for Nighttime Relaxation & Restful Sleep- with L-Theanine, Zinc & Vitamin D3 (30 Servings)
sleep support

Sleep Aid Without Melatonin- Sleep Recovery Supplement with KSM-66® Ashwagandha and Magnesium Glycinate for Nighttime Relaxation & Restful Sleep- with L-Theanine, Zinc & Vitamin D3 (30 Servings)

0participants
100 spots left
Restore Nighttime Recovery – Melatonin-Free Natural Sleep Supplement to Calm the Mind, Rebuild the Body & Boost Next-Day Clarity | Magnesium Glycinate, Shoden® Ashwagandha, L-Theanine, GABA
sleep support

Restore Nighttime Recovery – Melatonin-Free Natural Sleep Supplement to Calm the Mind, Rebuild the Body & Boost Next-Day Clarity | Magnesium Glycinate, Shoden® Ashwagandha, L-Theanine, GABA

0participants
100 spots left
Natural Vitality Calm Sleep Capsules | Magnesium with Melatonin, L-Theanine & GABA Supplement | for a Good Night's Sleep | Non-GMO, Gluten Free & Vegan | 120 Count
sleep support

Natural Vitality Calm Sleep Capsules | Magnesium with Melatonin, L-Theanine & GABA Supplement | for a Good Night's Sleep | Non-GMO, Gluten Free & Vegan | 120 Count

0participants
100 spots left
Magic Mind Maxx Energy & Focus Nootropic Shot, 165mg Caffeine, Lion's Mane, Ashwagandha & Citicoline, Cognitive Support & Mental Performance, 5x Absorption, 2oz (15 Pack)
caffeine products

Magic Mind Maxx Energy & Focus Nootropic Shot, 165mg Caffeine, Lion's Mane, Ashwagandha & Citicoline, Cognitive Support & Mental Performance, 5x Absorption, 2oz (15 Pack)

0participants
100 spots left
CELSIUS Sparkling Cola, Sugar Free Energy Drink, 12 Fl Oz (Pack of 12)
caffeine products

CELSIUS Sparkling Cola, Sugar Free Energy Drink, 12 Fl Oz (Pack of 12)

0participants
100 spots left
The Good Stuff | Cinnamon Coffee Booster | Healthy Coffee Creamer for Focus & Energy | Keto, Non-Dairy Creamer Powder with MCT Oil, Collagen & L-Theanine | 30 Servings
caffeine products

The Good Stuff | Cinnamon Coffee Booster | Healthy Coffee Creamer for Focus & Energy | Keto, Non-Dairy Creamer Powder with MCT Oil, Collagen & L-Theanine | 30 Servings

0participants
100 spots left
Blueprint Bryan Johnson Matcha Powder – Ceremonial Grade Japanese Matcha – Green Tea for Energy & Focus – Natural Caffeine, Antioxidant-Rich – 30mg L-Theanine- 30 Servings
caffeine products

Blueprint Bryan Johnson Matcha Powder – Ceremonial Grade Japanese Matcha – Green Tea for Energy & Focus – Natural Caffeine, Antioxidant-Rich – 30mg L-Theanine- 30 Servings

0participants
100 spots left
CAFFEINE ARMY Caramel Macchiato | Functional Coffee with Collagen Peptides, MCTs, CoQ10 and Adaptogens: Clean Energy, Supports Daily Attention, No Jitters or Crash (13.4 oz 38 Servings)
caffeine products

CAFFEINE ARMY Caramel Macchiato | Functional Coffee with Collagen Peptides, MCTs, CoQ10 and Adaptogens: Clean Energy, Supports Daily Attention, No Jitters or Crash (13.4 oz 38 Servings)

0participants
100 spots left
Pure Encapsulations Magnesium (Glycinate) - Supplement to Support Stress Relief, Sleep, Heart Health, Nerves, Muscles, and Metabolism* - with Magnesium Glycinate - 90 Capsules
magnesium

Pure Encapsulations Magnesium (Glycinate) - Supplement to Support Stress Relief, Sleep, Heart Health, Nerves, Muscles, and Metabolism* - with Magnesium Glycinate - 90 Capsules

0participants
100 spots left
Jarrow Formulas Magnesium L-Threonate, MagMind Magtein Magnesium Supplement, Brain Supplements for Memory Support, 90 Veggie Capsules, Up to a 30 Day Supply
magnesium

Jarrow Formulas Magnesium L-Threonate, MagMind Magtein Magnesium Supplement, Brain Supplements for Memory Support, 90 Veggie Capsules, Up to a 30 Day Supply

0participants
100 spots left
BIOptimizers Magnesium Breakthrough Supplement with 500mg - 7 Forms of Magnesium: Glycinate, Malate, Citrate, and More - Natural Support for Sleep and Cognitive Function -30 Capsules- Calming Vitamins
magnesium

BIOptimizers Magnesium Breakthrough Supplement with 500mg - 7 Forms of Magnesium: Glycinate, Malate, Citrate, and More - Natural Support for Sleep and Cognitive Function -30 Capsules- Calming Vitamins

0participants
100 spots left
Designs for Health NeuroMag Bioavailable Magnesium L-Threonate - Chelated Magnesium Supplement from Magtein for Brain Health & Cognitive Function, Support Focus & Sleep* (90 Vegan Capsules)
magnesium

Designs for Health NeuroMag Bioavailable Magnesium L-Threonate - Chelated Magnesium Supplement from Magtein for Brain Health & Cognitive Function, Support Focus & Sleep* (90 Vegan Capsules)

0participants
100 spots left
Magtein - Magnesium L-Threonate Supplement, Memory, Focus, Sleep & Brain Health Formula for Men & Women, Cognitive Support for Adults, Clinically Researched - 60 Veg Capsules
magnesium

Magtein - Magnesium L-Threonate Supplement, Memory, Focus, Sleep & Brain Health Formula for Men & Women, Cognitive Support for Adults, Clinically Researched - 60 Veg Capsules

0participants
100 spots left
Magnesium L Threonate, Magtein - NSF Certified - Sleep and Cognitive Support – High Absorption – Most Bioavailable Form of Magnesium – 2,000 mg – 120 Capsules
magnesium

Magnesium L Threonate, Magtein - NSF Certified - Sleep and Cognitive Support – High Absorption – Most Bioavailable Form of Magnesium – 2,000 mg – 120 Capsules

0participants
100 spots left
Life Extension Neuro-Mag Magnesium L-Threonate, Memory Health, Quick Thinking, Cognitive Health Support, Vegetarian, Non-GMO, 90 Vegetarian Capsules (144 mg from 2000 mg Magtein magnesium L-threonate
magnesium

Life Extension Neuro-Mag Magnesium L-Threonate, Memory Health, Quick Thinking, Cognitive Health Support, Vegetarian, Non-GMO, 90 Vegetarian Capsules (144 mg from 2000 mg Magtein magnesium L-threonate

0participants
100 spots left
Screamin Energy Max Hit - Energy Shots Extra Strength with Ginseng & Caffeine - 100% B-1, B-2, B-3, B-6, B-7 and B12 Coffee Mocha, 24 Count
caffeine products

Screamin Energy Max Hit - Energy Shots Extra Strength with Ginseng & Caffeine - 100% B-1, B-2, B-3, B-6, B-7 and B12 Coffee Mocha, 24 Count

0participants
100 spots left
yde: Energize Shot | Tropical Flavor | Caffeine & B Vitamins | 0 Calories, 0 Sugar | 2 FL OZ Shots | Boosts Energy* (8 Pack)
caffeine products

yde: Energize Shot | Tropical Flavor | Caffeine & B Vitamins | 0 Calories, 0 Sugar | 2 FL OZ Shots | Boosts Energy* (8 Pack)

0participants
100 spots left
Vitamin Energy Extra Strength Energy Shot Variety Pack 12 Pack, 260mg Natural Caffeine, B-Vitamins, Vitamin D, NALT, Rhodiola, Mood, Focus, Immunity & Strength Support, Zero Sugar, Vegan, 1.93 fl oz
caffeine products

Vitamin Energy Extra Strength Energy Shot Variety Pack 12 Pack, 260mg Natural Caffeine, B-Vitamins, Vitamin D, NALT, Rhodiola, Mood, Focus, Immunity & Strength Support, Zero Sugar, Vegan, 1.93 fl oz

0participants
100 spots left
Jet-Alert 100 MG Each Caffeine Tab 120 Count
caffeine products

Jet-Alert 100 MG Each Caffeine Tab 120 Count

0participants
100 spots left
Force Factor Caffeine Pills 200mg, Boost Energy, Focus, Strength, and Performance, Premium Quality Tablets, Energy Support Supplement, 100 Tablets
caffeine products

Force Factor Caffeine Pills 200mg, Boost Energy, Focus, Strength, and Performance, Premium Quality Tablets, Energy Support Supplement, 100 Tablets

0participants
100 spots left
Beast Mind Extreme Energy Pills | 400mg Caffeine | 600mg Ashwagandha | 200mg Lions Mane | Increased Energy & Focus & Mood | Pre-Workout Supplement
caffeine products

Beast Mind Extreme Energy Pills | 400mg Caffeine | 600mg Ashwagandha | 200mg Lions Mane | Increased Energy & Focus & Mood | Pre-Workout Supplement

0participants
100 spots left
L-Theanine Supplement with Caffeine, Organic Liquid Caffeine 50mg w. L-Theanine 100mg, Vitamin B12 B6 for Focused Energy, Alertness & Recess Mood, Nootropic Brain Drops for Women & Men丨30 Days Supply
caffeine products

L-Theanine Supplement with Caffeine, Organic Liquid Caffeine 50mg w. L-Theanine 100mg, Vitamin B12 B6 for Focused Energy, Alertness & Recess Mood, Nootropic Brain Drops for Women & Men丨30 Days Supply

0participants
100 spots left
ProLab Caffeine Tablets 200mg - 200ct | Energy Support, Helps Enhance Endurance & Mental Focus, Reduce Fatigue, Pre-Workout, Extra Strength
caffeine products

ProLab Caffeine Tablets 200mg - 200ct | Energy Support, Helps Enhance Endurance & Mental Focus, Reduce Fatigue, Pre-Workout, Extra Strength

0participants
100 spots left
Mutant Caffeine Pills – Pharmaceutical-Grade Pure Caffeine Supplement for Boosting Energy, Focus, Mental Alertness, Performance, & Endurance – Reduces Fatigue & Restores Wakefulness – 240 Tablets
caffeine products

Mutant Caffeine Pills – Pharmaceutical-Grade Pure Caffeine Supplement for Boosting Energy, Focus, Mental Alertness, Performance, & Endurance – Reduces Fatigue & Restores Wakefulness – 240 Tablets

0participants
100 spots left
Focus Factor Extra Strength Focus + Energy Shots - 12 x 2oz Bottles (Pineapple Paradise Flavor) - Powered by Nootropics with Caffeine, L-Theanine, Ginkgo, Bacopa, L-Tyrosine, Alpha GPC
caffeine products

Focus Factor Extra Strength Focus + Energy Shots - 12 x 2oz Bottles (Pineapple Paradise Flavor) - Powered by Nootropics with Caffeine, L-Theanine, Ginkgo, Bacopa, L-Tyrosine, Alpha GPC

0participants
100 spots left
Caffeine Energy Chew 3-Pack, 200mg of Caffeine per Pack! Caffeine Boost, Coffee Energy Gummy, Mocca Shots High Energy Gummies, Vegan, Plant-Based, Gluten-Free (pack of 3)
caffeine products

Caffeine Energy Chew 3-Pack, 200mg of Caffeine per Pack! Caffeine Boost, Coffee Energy Gummy, Mocca Shots High Energy Gummies, Vegan, Plant-Based, Gluten-Free (pack of 3)

0participants
100 spots left
Sports Research L-Theanine Supplement with Caffeine & Coconut MCT Oil - Focused Energy, Alertness & Relaxation Without Drowsiness - 200mg L Theanine, 100mg Organic Caffeine - 60 Liquid Softgels
caffeine products

Sports Research L-Theanine Supplement with Caffeine & Coconut MCT Oil - Focused Energy, Alertness & Relaxation Without Drowsiness - 200mg L Theanine, 100mg Organic Caffeine - 60 Liquid Softgels

0participants
100 spots left
Vivarin Smooth Energy Extended Release Caffeine Tablets, 200mg, Focus, Alertness & Mental Clarity, Non-Habit Forming Energy Supplement, Sugar & Calorie Free, 40 Count
caffeine products

Vivarin Smooth Energy Extended Release Caffeine Tablets, 200mg, Focus, Alertness & Mental Clarity, Non-Habit Forming Energy Supplement, Sugar & Calorie Free, 40 Count

0participants
100 spots left
Garden of Life Dr. Formulated Advanced Omega Fish Oil - Lemon, 1,290mg EPA, DHA + DPA in Triglyceride Form, Single Source Omega 3 Supplement for Ultimate Brain & Heart Health, Non-GMO, 60 Softgels
omega 3

Garden of Life Dr. Formulated Advanced Omega Fish Oil - Lemon, 1,290mg EPA, DHA + DPA in Triglyceride Form, Single Source Omega 3 Supplement for Ultimate Brain & Heart Health, Non-GMO, 60 Softgels

0participants
100 spots left
Fish Oil Omega 3 Concentrate Supplement 1000 mg, Rich in EPA and DHA, Supports Heart, Joint, Brain, and Eye Health, Promotes Overall Well-Being, Strengthens The Immune System, Non-GMO | 200 softgels
omega 3

Fish Oil Omega 3 Concentrate Supplement 1000 mg, Rich in EPA and DHA, Supports Heart, Joint, Brain, and Eye Health, Promotes Overall Well-Being, Strengthens The Immune System, Non-GMO | 200 softgels

0participants
100 spots left
Nature Made Extra Strength Burp Less Fish Oil Omega 3 Supplements 1400 mg Minis, Omega 3 Fish Oil as Ethyl Esters for Healthy Heart Brain Eyes Support, 60 Softgels, 30 Day Supply
omega 3

Nature Made Extra Strength Burp Less Fish Oil Omega 3 Supplements 1400 mg Minis, Omega 3 Fish Oil as Ethyl Esters for Healthy Heart Brain Eyes Support, 60 Softgels, 30 Day Supply

0participants
100 spots left
Omega 3 Fish Oil with Maximum EPA DHA - Supports Brain, Liver, Heart & Immunity - Made in The USA - 150 Softgels
omega 3

Omega 3 Fish Oil with Maximum EPA DHA - Supports Brain, Liver, Heart & Immunity - Made in The USA - 150 Softgels

0participants
100 spots left
Omega 3 Fish Oil 3600 mg - Omega 3 Supplement | EPA & DHA - Heavy Metals Free - Heart, Brain & Joint Support - Purified Fish Oil for Men & Women - Lemon Flavored - Made in USA, 90 Softgels
omega 3

Omega 3 Fish Oil 3600 mg - Omega 3 Supplement | EPA & DHA - Heavy Metals Free - Heart, Brain & Joint Support - Purified Fish Oil for Men & Women - Lemon Flavored - Made in USA, 90 Softgels

0participants
100 spots left
Sports Research® Omega-3 Fish Oil 1250 - Triple Strength Fish Oil Supplement from Wild Alaska Pollock - MSC Certified Sustainable · Non-GMO · Soy Free - 90 Softgel Capsules
omega 3

Sports Research® Omega-3 Fish Oil 1250 - Triple Strength Fish Oil Supplement from Wild Alaska Pollock - MSC Certified Sustainable · Non-GMO · Soy Free - 90 Softgel Capsules

0participants
100 spots left
Triple Strength Omega 3 Fish Oil 3600 mg | EPA & DHA | Over 2100mg Omega-3 Fatty Acids | 1300mg EPA + 860mg DHA | Best Essential Fatty Acids | Premium Wild Caught & Burpless Fish Oil | 120 Ct
omega 3

Triple Strength Omega 3 Fish Oil 3600 mg | EPA & DHA | Over 2100mg Omega-3 Fatty Acids | 1300mg EPA + 860mg DHA | Best Essential Fatty Acids | Premium Wild Caught & Burpless Fish Oil | 120 Ct

0participants
100 spots left
Nordic Naturals Ultimate Omega, Lemon Flavor - 90 Soft Gels - 1280 mg Omega-3 - High-Potency Omega-3 Fish Oil Supplement with EPA & DHA - Promotes Brain & Heart Health - Non-GMO - 45 Servings
omega 3

Nordic Naturals Ultimate Omega, Lemon Flavor - 90 Soft Gels - 1280 mg Omega-3 - High-Potency Omega-3 Fish Oil Supplement with EPA & DHA - Promotes Brain & Heart Health - Non-GMO - 45 Servings

0participants
100 spots left
NatureWise Extra-Strength Omega 3 Fish Oil Supplement - 1000mg per Serving - 600 EPA & 400 DHA and Vitamin E - Support for Heart & Brain Health - Lemon Flavor, GMO-Free - 60 Softgels[1-Month Supply]
omega 3

NatureWise Extra-Strength Omega 3 Fish Oil Supplement - 1000mg per Serving - 600 EPA & 400 DHA and Vitamin E - Support for Heart & Brain Health - Lemon Flavor, GMO-Free - 60 Softgels[1-Month Supply]

0participants
100 spots left
NOW Supplements, Ashwagandha (Withania somnifera) 450 mg (Standardized Extract), 90 Veg Capsules
adaptogens

NOW Supplements, Ashwagandha (Withania somnifera) 450 mg (Standardized Extract), 90 Veg Capsules

0participants
100 spots left
Futurebiotics Ashwagandha Extra Strength Stress & Mood Support with BioPerine - Non GMO Formula, 100 Vegetarian Capsules
adaptogens

Futurebiotics Ashwagandha Extra Strength Stress & Mood Support with BioPerine - Non GMO Formula, 100 Vegetarian Capsules

0participants
100 spots left
Youtheory Ashwagandha + GABA - Adaptogenic Blend with Organic KSM-66 & Ginger - Aids Stress Relief & Mood* - Supports Energy Levels* - 60 Vegetarian Capsules (30-Day Supply)*
adaptogens

Youtheory Ashwagandha + GABA - Adaptogenic Blend with Organic KSM-66 & Ginger - Aids Stress Relief & Mood* - Supports Energy Levels* - 60 Vegetarian Capsules (30-Day Supply)*

0participants
100 spots left
NOW Foods Supplements, Lion's Mane 500 mg, Super Mushroom, Made with Organic Lion's Mane Mushrooms, 60 Veg Capsules
mushrooms

NOW Foods Supplements, Lion's Mane 500 mg, Super Mushroom, Made with Organic Lion's Mane Mushrooms, 60 Veg Capsules

0participants
100 spots left
Horbäach Lions Mane Supplement | 80 Absorbable Softgels | Non-GMO & Gluten Free Extract
mushrooms

Horbäach Lions Mane Supplement | 80 Absorbable Softgels | Non-GMO & Gluten Free Extract

0participants
100 spots left
Real Mushrooms Lions Mane Mushroom Cognition (120 Capsules) Lions Mane Mushroom Powder Extract Capsules | Brain Supplement, Brain Vitamins, Focus Supplement
mushrooms

Real Mushrooms Lions Mane Mushroom Cognition (120 Capsules) Lions Mane Mushroom Powder Extract Capsules | Brain Supplement, Brain Vitamins, Focus Supplement

0participants
100 spots left
Organic Lions Mane Mushroom Capsules (120 Count), for Focus Support and Immune Health, Third Party Tested and Grown in The USA - by Double Wood
mushrooms

Organic Lions Mane Mushroom Capsules (120 Count), for Focus Support and Immune Health, Third Party Tested and Grown in The USA - by Double Wood

0participants
100 spots left
Rankings based on independent participant self-tests. Results reflect individual experiences and may vary. No AI-generated scores. All data is deterministic and participant-reported.