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Product Review
Maca Supplements Review
Choose the Best Maca Supplement. Make Sure Your Maca Supplement Isn't Contaminated With Lead.
![Maca Supplements Reviewed by ConsumerLab.com](https://cdn.consumerlab.com/images/review/213_image_hires_maca-supplements-reviewed-by-consumerlab-hires-2020.jpg?size=small)
Product Review
Saffron Supplements Review
See How Saffron Supplements Compare and What They Do
![](https://cdn.consumerlab.com/images/review/375_image_hires_saffron-supplements-reviewed-by-consumerlab-hires-2023.jpg?size=small)
Product Review
Glutathione Supplements Review
Learn How Glutathione Products Differ, Which Failed, and Our Top Picks
![Glutathione Review 2024](https://cdn.consumerlab.com/images/review/Glutathione_2024_1400_x_787.jpg?size=small)
Product Review
CBD Oils, Softgels, Gummies, Creams & Salves Review
See How Much CBD and THC We Found in Products.
![](https://cdn.consumerlab.com/images/review/388_image_hires_cannabodiol-cbd-supplements-reviewed-by-consumerlab-hires-2023.jpg?size=small)
Product Review
Olive Leaf Extract Supplements Review
Learn What Olive Leaf Does and the Best Brands
![](https://cdn.consumerlab.com/images/review/366_image_hires_olive-leaf-extract-supplements-reviewed-by-consumerlab-2022.jpg?size=small)
Product Review
NAD Booster Supplements Review (NAD+/NADH, Nicotinamide Riboside, and NMN)
How Important Is Boosting NAD+ Levels? Find Out and Learn How Booster Supplements Compare.
![NAD Boosters (NAD+/NADH, Nicotinamide Ribose, and NMN)](https://cdn.consumerlab.com/images/review/345_image_hires_nad-supplements-reviewed-by-consumerlab.com-hires-2021.jpg?size=small)
Product Review
Phosphatidylserine (PS) Supplements
Find out if phosphatidylserine helps with memory and which products are best.
![Phosphatidylserine Review 2024](https://cdn.consumerlab.com/images/review/Phosphatidylserine_2024_image_1400_x_787.jpg?size=small)
Product Review
CoQ10 and Ubiquinol Supplements Review
Find the Best CoQ10 and Ubiquinol Supplements and Learn How They Differ
![CoQ10 2024](https://cdn.consumerlab.com/images/review/CoQ10_and_Ubiquinol_2024_image_1400_x_787_002.jpg?size=small)
Product Review
Low-Dose Lithium Supplements Review
Choose the Best Low-Dose Lithium Supplement. CL Tests Reveal Which Low-Dose Lithium Supplements Offer the Best Quality and Value.
![Very Low Lithium Supplements Reviewed by ConsumerLab.com](https://cdn.consumerlab.com/images/review/258_image_hires_low-dose-lithium-supplements-reviewed-by-consumerlab-hires-2020.jpg?size=small)
Product Review
Garlic Supplements Review
Find the Best Garlic Supplements. CL Tests Reveal Big Differences in Garlic Strength -- Some Have Little to No Garlic!.
![Garlic Supplements Reviewed by ConsumerLab.com](https://cdn.consumerlab.com/images/review/318_image_hires_garlic-supplements-reviewed-by-consumerlab-hires-2020.jpg?size=small)
Product Review
Milk Thistle Supplements Review
Find the Best Milk Thistle Supplement. Tests and Reviews of Popular Milk Thistle Supplements & CL's Top Picks.
![Milk Thistle and Liver Formula Supplements Reviewed by ConsumerLab.com](https://cdn.consumerlab.com/images/review/321_image_hires_milk-thistle-silymarin-supplements-reviewed-by-consumerlab-hires-2020.jpg?size=small)
Product Review
Psyllium Fiber Supplements Review
Find the Best Psyllium Fiber Supplement and Avoid Lead.
![Psyllium Review 2024](https://cdn.consumerlab.com/images/review/Psyllium_2024_image.jpg?size=small)
Product Review
Huperzine A Supplements Review
Choose the Best Huperzine A Supplement. CL Tests Reveal the Best Huperzine A Supplements for Memory.
![Huperzine A Supplements Tested by ConsumerLab.com](https://cdn.consumerlab.com/images/review/147_image_hires_huperzine-a-supplements-reviewed-by-consumerlab-hires-2020.jpg?size=small)
Product Review
St. John's Wort Supplements Review
Find the Best St. John's Wort Supplement. Only 40% of St. John's Wort Supplements Pass Tests & Strength Varies Widely.
![St John's Wort Supplements Reviewed By Consumerlab.com](https://cdn.consumerlab.com/images/review/240_image_hires_st-johns-wort-supplements-reviewed-by-consumerlab-hires-2020.jpg?size=small)
Product Review
Cinnamon Supplements and Spices Review
CAUTION: Some Cinnamon Products High in Toxin. See Which Passed or Failed and our Top Picks!
![Cinnamon Supplements and Spices Tested by ConsumerLab.com](https://cdn.consumerlab.com/images/review/327_image_hires_cinnamon-supplements-spices-reviewed-by-consumerlab-hires-2020.jpg?size=small)
Product Review
GABA Supplements Review
Does GABA Work As a Supplement?
![](https://cdn.consumerlab.com/images/review/374_image_hires_gaba-supplements-reviewed-by-consumerlab-2023.jpg?size=small)
Product Review
Reishi Mushroom Supplements Review
Find the Best Reishi Mushroom Supplement. See How Reishi Supplements Differ.
![Reishi Mushrooms tested by ConsumerLab.com](https://cdn.consumerlab.com/images/review/297_image_hires_reishi-supplements-reviewed-by-consumerlab-hires-2019.jpg?size=small)
Product Review
PQQ (Pyrroloquinoline Quinone) Supplements Review
Learn What PQQ Does and Which PQQ Supplements are Best
![](https://cdn.consumerlab.com/images/review/344_image_hires_pqq-pyrroloquinoline-quinone-supplements-reviewed-by-consumerlab-2021.jpg?size=small)
Product Review
Lycopene Supplements Review
Find the Best Lycopene Supplements. CL Tests Reveal That Not All Lycopene Supplements Contain What They Claim.
![Lycopene Supplements Reviewed by ConsumerLab.com](https://cdn.consumerlab.com/images/review/284_image_hires_lycopene-supplements-reviewed-by-consumerlab-hires-2020.jpg?size=small)
Product Review
Sexual Enhancer Supplements Review (with Yohimbe, Horny Goat Weed, Arginine)
Choose the Best Sexual Enhancer Supplement. Only 30% of Selected Sexual Enhancement Supplements Pass Quality Tests.
![](https://cdn.consumerlab.com/images/review/129_image_hires_sexual-enhancers-supplements-reviewed-by-consumerlab-hires-2020.jpg?size=small)
Product Review
L-Tryptophan and 5-Hydroxytryptophan (5-HTP) Supplements Review
Choose the Best L-Tryptophan and 5-HTP Supplements. CL Tests Identify High Quality L-Tryptophan and 5-HTP (5-Hydroxy-L-Tryptophan) at the Best Value.
![L-Tryptophan and 5-HTP (5-Hydroxy-L-tryptophan) Supplements Reviewed By Consumerlab.com](https://cdn.consumerlab.com/images/review/275_image_hires_l-tryptophan-and-5-htp-supplements-reviewed-by-consumerlab-hires-2020.jpg?size=small)
Product Review
Kelp Supplements Review
Choose the Best Kelp Supplement. Be Cautious With Kelp! Only 50% of Supplements Pass CL's Review.
![Kelp Supplements Reviewed by ConsumerLab.com](https://cdn.consumerlab.com/images/review/251_image_hires_kelp-supplements-reviewed-by-consumerlab-hires-2020.jpg?size=small)
Product Review
L-Theanine Supplements Review
Touted for Stress Relief, Do L-Theanine Supplements Work?
![](https://cdn.consumerlab.com/images/review/378_image_hires_l-theanine-supplements-reviewed-by-consumerlab-hires-2023.jpg?size=small)
Product Review
L-Lysine Supplements Review
Read L-Lysine Labels Carefully. Some Can Fool You.
![](https://cdn.consumerlab.com/images/review/390_image_hires_l-lysine-supplements-reviewed-by-consumerlab-hires-2023.jpg?size=small)
Product Review
Fruits, Veggies, and Other Greens Supplements Review (Including Spirulina and Chlorella)
Avoid Lead in Greens, Problems with Pills, and Don't Give Up Eating Whole Foods.
![Greens Review Oct 2023](https://cdn.consumerlab.com/images/review/Greens_Oct_2023_1400_x_787_002.jpg?size=small)
Product Review
Choline and Lecithin Supplements Review (Including Phosphatidylcholine, CDP-Choline, and Alpha-GPC)
None
![](https://cdn.consumerlab.com/images/review/343_image_hires_choline-supplements-reviewed-by-consumerlab-hires-2021.jpg?size=small)
Product Review
Melatonin Supplements Review
Trouble Sleeping? See CL's Tests of Melatonin Supplements and Top Picks.
![Melatonin Review 2024](https://cdn.consumerlab.com/images/products/Melatonin_2024_1400_x_787.jpg?size=small)
Product Review
Ashwagandha Supplements Review
Find the Best Ashwagandha Supplement. Only 38% of Ashwagandha Products Pass Tests.
![Ashwagandha 2024](https://cdn.consumerlab.com/images/review/Ashwagandha_2024_image_1400_x_787.jpg?size=small)
Product Review
Boron Supplements Review (Including Calcium, Magnesium, and Vitamins D & K)
Is Boron Needed for Bone Health? Find Out and See Our Top Pick Among Supplements
![](https://cdn.consumerlab.com/images/review/359_image_hires_boron-supplements-reviewed-by-consumerlab-hires-2022.jpg?size=small)
Product Review
Valerian Supplements Review
Choose the Best Valerian Supplement. Strength and Contamination Vary Widely Among Popular Valerian Brands.
![Valerian Supplements Reviewed by ConsumerLab.com](https://cdn.consumerlab.com/images/review/272_image_hires_valerian-supplements-reviewed-by-consumerlab-hires-2020.jpg?size=small)
Product Review
SAMe (S-adenosyl-methionine) Supplements Review
Choose the Best SAMe Supplement. CL Tests Reveal Big Differences in Quality and Cost.
![Sam-e supplements reviewed by ConsumerLab.com](https://cdn.consumerlab.com/images/review/226_image_hires_same-supplements-reviewed-by-consumerlab-hires-2020.jpg?size=small)
Product Review
Menopause Supplements Review (Soy and Red Clover Isoflavones, Black Cohosh) and Progesterone Creams
Choose the Best Menopause Supplement. Find Out Now Which Soy Isoflavone, Red Clover, Black Cohosh, and Progesterone Products Have the Active Compounds You Want!
![Menopause Supplements Tested by ConsumerLab.com -- Soy and Red Clover Isoflavones, Black Cohosh, and Progesterone Cream](https://cdn.consumerlab.com/images/review/214_image_hires_menopause-supplements-reviewed-by-consumerlab-hires-2020.jpg?size=small)
Product Review
L-Arginine Supplements Review
Choose the Best L-Arginine Supplement. Find Out Which L-Arginine Supplement Passed CL's Tests.
![L-Arginine Supplements Reviewed by ConsumerLab.com](https://cdn.consumerlab.com/images/review/259_image_hires_l-arginine-supplements-reviewed-by-consumerlab-hires-2020.jpg?size=small)
Product Review
Quercetin & Rutin Supplements Review
Quality's a Concern With Quercetin and Rutin Supplements -- Only 17% of Claimed Amount In One
Product Review
Joint Health Supplements Review (Glucosamine, Chondroitin, MSM, Boswellia, Collagen and Turmeric)
One-Third of Joint Health Supplements Failed to Pass Our Tests. See Which Passed or Failed, and our Top Picks.
![Review of Supplements for Joint Pain](https://cdn.consumerlab.com/images/review/340_image_hires_Joint%20Health%202021%201400%20x%20787.jpg?size=small)
Product Review
Zinc Supplements and Lozenges Review
Find the Best Zinc Supplements and Lozenges. Have a Cold? See CL's Top Picks Among Zinc Supplements and Lozenges.
![Zinc Supplements and Lozenges Reviewed by ConsumerLab.com](https://cdn.consumerlab.com/images/review/325_image_hires_zinc-supplements-reviewed-by-consumerlab-hires-2020-b.jpg?size=small)
Product Review
Lion's Mane and Chaga Supplements Review
Read Labels Carefully -- Many Can Mislead
![Lion's Mane and Chaga Supplements tested by ConsumerLab.com](https://cdn.consumerlab.com/images/review/367_image_hires_lions-mane-and-chaga-supplements-reviewed-by-consumerlab-hires-2022.jpg?size=small)
Product Review
D-Mannose Supplements
Find out if D-mannose helps prevent urinary tract infections and how products compare.
![D-Mannose Review 2023](https://cdn.consumerlab.com/images/review/D-Mannose_2023_1400_x_787.jpg?size=small)
Product Review
Acai Berry Supplements and Beverages Review
Find the Best Acai Berry Supplements and Beverages. See Which Acai Berry Supplements and Beverages Passed Our Tests of Quality.
![Acai berry supplements and beverages reviewed by ConsumerLab.com](https://cdn.consumerlab.com/images/review/94_image_hires_acai-supplements-reviewed-by-consumerlab-hires-2020.jpg?size=small)
Product Review
Chia Seed Review — Whole, Ground, and Sprouted Seed, Seed Flour, & Supplements
Find the Best Chia Seeds, Sprouted Chia Powder, Flour, and Chia Supplements. Tests and Reviews of Chia Seeds & CL's Top Picks.
![Chia supplements reviewed by ConsumerLab.com](https://cdn.consumerlab.com/images/review/311_image_hires_chia-supplements-reviewed-by-consumerlab-hires-2019.jpg?size=small)
Product Review
Vitamin C Supplements Review
Find the Best Vitamin C Supplements
![Vitamin C Review 2023](https://cdn.consumerlab.com/images/review/Vitamin_C_2023_1400_x_787_FINAL.jpg?size=small)
Product Review
Berberine and Goldenseal Supplements Review
Tests Reveal the Best and Worst Berberine and Goldenseal Products
![](https://cdn.consumerlab.com/images/review/391_image_hires_berberine-and-goldenseal-reviewed-by-consumerlab-2023.jpg?size=small)
Product Review
Calcium and Bone Health Supplements Review (Including Vitamins D & K, Magnesium and Boron)
See Which Bone Health Supplements Are Top Picks and Which Fail
![](https://cdn.consumerlab.com/images/review/360_image_hires_calcium-supplements-reviewed-by-consumerlab-hires-2022.jpg?size=small)
Product Review
Potassium Supplements Review
Be Careful with Potassium Supplements! Problems Found. Tests and Reviews of Potassium Supplements & CL's Top Picks.
![Potassium Supplements reviewed by ConsumerLab.com](https://cdn.consumerlab.com/images/review/335_image_hires_potassium-supplements-reviewed-by-consumerlab-2021.jpg?size=small)
Product Review
Multivitamin and Multimineral Supplements Review
Best Multivitamins In 2023 -- Caution with Gummies
![](https://cdn.consumerlab.com/images/review/382_image_hires_multivitamins-reviewed-by-consumerlab-hires-2023.jpg?size=small)
Product Review
Vision Supplements Review (with Lutein, Zeaxanthin & AREDS2 Formulas)
Find the Best Vision Supplement Based Our Tests
![](https://cdn.consumerlab.com/images/review/384_image_hires_vision-supplements-reviewed-by-consumerlab-hires-2023.jpg?size=small)
Product Review
Selenium Supplements Review
Choose the Best Selenium Supplement. Find Out If You Need Selenium and Which Supplement Is Our Top Pick.
![Selenium Supplements Reviewed by ConsumerLab.com](https://cdn.consumerlab.com/images/review/295_image_hires_selenium-supplements-reviewed-by-consumerlab-hires-2019.jpg?size=small)
Product Review
Probiotic Supplements Review (Including Pet Probiotics)
Probiotics: See What They Really Contain and Our Top Picks
![](https://cdn.consumerlab.com/images/review/368_image_hires_probiotics-kombucha-supplements-reviewed-by-consumerlab-hires-2022.jpg?size=small)
Product Review
Magnesium Supplements Review
Find Out What Magnesium Does, Who Needs It, and Our Top Picks Among Supplements
![Magnesium Review 2024](https://cdn.consumerlab.com/images/review/Magnesium_2024_1400_x787_002.jpg?size=small)
Product Review
Cranberry Juices and Supplements Review
CL's Tests Show Which Cranberry Juices and Supplements Are Best and Cost the Least
![](https://cdn.consumerlab.com/images/review/338_image_hires_cranberry-supplements-reviewed-by-consumerlab-hires-2021.jpg?size=small)
Product Review
Vitamin E Supplements Review
Find the Best Vitamin E Supplement. Tests and Reviews of Popular Vitamin E Supplements & CL's Top Picks.
![Vitamin E Supplements, Cream, and Oil Tested by ConsumerLab.com](https://cdn.consumerlab.com/images/review/320_image_hires_vitamin-e-supplements-reviewed-by-consumerlab-hires-2020.jpg?size=small)
Product Review
B Vitamin Supplements Review (B Complexes, B6, B12, Biotin, Folate, Niacin, Riboflavin & More)
See Which B Vitamins Are ConsumerLab's Top Picks!
![Review of B Vitamin Supplements](https://cdn.consumerlab.com/images/review/362_image_hires_B%20Vitamin%20Supplements%201400%20x%20787.jpg?size=small)