To ensure confidence when you are buying nutritional supplements, has implemented the iTested program. When a product has the iTested logo, it means it has been tested by a 3rd party lab for quality and you can view the Certificate of Analysis online. Currently, as of August 2018, iTested features iHerb House Brands.

Look for the iTested logo to confirm:


  • Confirmed Purity
  • Confirmed Ingredients
  • Confirmed Label Standards


  • Clear Brand Information
  • Clear Product Details
  • Clear Testing by 3rd Party Labs


  • Confirmation of Authenticity
  • Easy Product Comparison
  • Satisfaction Guaranteed

Frequently Asked Questions:

Who is testing the products?

As of August 2018, iHerb is using 3rd Party Independent Labs ABC Testing, Eurofins and Alkemist. to test product. Using a 3rd Party Independent Lab guarantees that the results are objective and unbiased.

What tests are performed on the products?

iTested confirms that the information provided on a product Supplement Facts Panel and/or Nutrition Facts Panel is correct. Products are also tested to confirm Clean Label Standards such as a Microbial Analysis and a Heavy Metal Analysis.

What methods are used to test products?

The test methods are referenced on each iTested product document.

How often are products tested?

Products will be tested every 6 months.

What Standards are used for iTested?

iTested consults with a variety of agencies, groups, and governmental panels, Etc. such as: ABC - AHPA - DHSEA - GOED - IFOS - ISO - UNPA - USP and US FDA

Check out these iTested products with COAs as of 8/24/18:

Premium Oils:

MLI-00952 - Omega 3 Premium Fish Oil

CGN-01100, CGN-01101 - Antarctic Krill Oil, 500 mg

CGN-01102 - Antarctic Krill Oil, 1000 mg


CGN-01092 - Vitamin C Gummies

CGN-01196 - Vitamin D3 Gummies

CGN-01197 - Vitamin B12 Gummies

CGN-01198 - Men's Multi Vitamin Gummies

CGN-01199 - Women's Multi Vitamin Gummies

CGN-01200 - Kid's Multi Vitamin Gummies

CGN-01201 - B Complex Gummies

Vitamins & Minerals:

CGN-00931, CGN-00932 - Gold C, 1000 mg

CGN-00934 - Gold C, 500 mg

CGN-00935 - Gold C Powder

CGN-01235 - Buffered Vitamin C Powder

CGN-01236, CGN-01237 - Buffered Vitamin C Capsules

CGN-01065, CGN-01066 - Vitamin D3 5000 IU

CGN-01179, CGN-01180- Vitamin D3 2000 IU

CGN-01169 - Sunflower Vitamin E

CGN-01170 - Biotin


CGN-00963, CGN-00964 - LactoBif 5 Billion

Babies & Kids:

CGN-01034 - Baby D3

CGN-01098 - Children's DHA Chewables

CGN-01099 - Children's Liquid Vitamin C

CGN-00871 - Baby's DHA


FNG-00836 - Cordyceps

FNG-00839 - Lion's Mane

CGN-01256 - Reishi

CGN-01258 - MushRex


CGN-00854 - Folinic Acid

CGN-00912 - Colostrum Powder

CGN-00913 - Colostrum

CGN-00940 - Curcumin C3 Complex

CGN-00942 - Green Lipped Mussel

CGN-00943, CGN-00944, CGN-01268 - CoQ10

CGN-00945, CGN-00946 - Bee Propolis 2X

CGN-00949, CGN-00950 - Peruvian Maca

CGN-00953, CGN-00954 - Royal Jelly

CGN-00955, CGN-00956 - Silymarin Complex

CGN-01032, CGN-01033 - CollagenUP

CGN-01071 - Glucosamine, Chondroitin, MSM Plus Hyaluronic Acid

CGN-01103, CGN-01104 - Astaxanthin

CGN-01144 - CurcuminUP

CGN-01156 - Total Veggie Joint

CGN-01168 - Lutein

CGN-01173 - 5-HTP

CGN-01174 - trans-Resveratrol

CGN-01177 - SAMe

CGN-01178 - Collagen + Vitamin C

CGN-01194 - French Grape Seed Extract

CGN-01195 - French Maritime Pine Bark Extract

CGN-01206 - AstaCartenoid Complex

CGN-01229 - Dairy Enzymes

CGN-01239 - CranBlueC

CGN-01241 - TheanineUP

CGN-01242 - L-Theanine 200 mg

CGN-01243, CGN-01244 - L-Theanine 100 mg


CGN-01176 - Organic Spirulina, 270 Tabs

CGN-01175 - Organic Spirulina, 60 Tabs

CGN-01211 - Organic Acerola Powder

CGN-01212 - Organic Baobab Powder

CGN-01213 - Organic Beet Powder

CGN-01214 - Organic Cacao Powder

CGN-01216 - Organic Cassava Powder

CGN-01215 - Organic Camu Camu Powder

CGN-01217 - Organic Chia Seeds

CGN-01218 - Organic Maca Root Powder

CGN-01219 - Matcha Green Tea Powder

CGN-01221 - Organic Maqui Powder

CGN-01222 - Organic Moringa Powder

CGN-01223 - Pomegranate Arils

CGN-01224 - Organic Spirulina Powder

CGN-01225 - Organic Wheat Grass Powder

CGN-01252 - DHA 700

CGN-01251 - Omega 800 (in about a week)

CCGN-01106 - EuroHerbs - Black Cohosh

CGN-01097 - EuroHerbs - Milk Thistle

CGN-01107 - EuroHerbs - Echinacea

CGN-01110 - EuroHerbs - Hawthorn

CGN-01111 - EuroHerbs - Lemon Balm

CGN-01113 - EuroHerbs - Olive Leaf

CGN-01114 - EuroHerbs - Panax Ginseng

CGN-01117 - EuroHerbs - St. John's Wort

CGN-01118 - EuroHerbs - Valerian

CGN-01263 - CocoCeps

MLI-00214 - CafeCeps

CGN-01240 - CafeCeps 30 Packets

CGN-01190 - Organic Virgin Coconut Oil, 16 oz

CGN-01207 - BoneBrothUP

CGN-01208 - Collagen Coconut Creamer, 10 oz

CGN-01210 - Collagen Coconut Creamer, 12 Packets

CGN-01167 - SPORT - Whey Protein Isolate 5 lb

CGN-01064 - SPORT - Whey Protein Isolate, 1 lb

CGN-01063 - SPORT - Milk Protein Isolate

CGN-01062 - SPORT - Milk Protein Concentrate

CGN-01061 - SPORT - Micellar Casein

CGN-01191 - SPORT Citrulade

CGN-01202 - Dark Chocolate Whey Protein Isolate, 2 lbs

CGN-01203 - Dark Chocolate Whey Protein Isolate, 5 lbs

CGN-01204 - Very Vanilla Whey Protein Isolate, 2 lbs

CGN-01205 - Very Vanilla Whey Protein Isolate, 5 lbs

CGN-01058 - SPORT - BCAA Powder

CGN-01127 - SPORT - BCAA

CGN-01125 - SPORT - Acetyl-L-Carnitine

CGN-01126 - SPORT - L-Arginine

CGN-01059 - SPORT - Creatine Powder

CGN-01129 - SPORT - L-Citrulline

CGN-01130 - SPORT - L-Cysteine

CGN-01131 - SPORT - L-Glutamine

CGN-01132 - SPORT - L-Lysine

CGN-01133 - SPORT - L-Taurine

CGN-01135 - SPORT - L-Tyrosine


3rd Party Independent Lab(s):

A 3rd Party Independent Lab is a testing company that is nonpartisan and deliver objective test results.

Supplement Facts Panel:

A Supplement Facts panel lists the names and quantities of dietary ingredients present in a product.

Nutrition Facts Panel:

A Nutrition Facts panel lists the names and quantities of the ingredients present in a product as well as the daily recommended serving if one has been established.

Clean Label Standards:

The goal of a Clean Label Standard is to present accurate information in an organized manner to help customers identify a safe clean product as well as attributes such as Non-GMO, Gluten Free, etc.

Microbial Analysis:

A Microbial Analysis confirms that a Supplement or Nutritional product is free from harmful levels of biological microorganisms such as mold, staphylococcus or E. coli.

Heavy Metal Analysis:

A Heavy Metal Analysis confirms that a Supplement or Nutritional product is free from harmful levels of heavy metals such as arsenic, cadmium, mercury and lead.

Test Method:

Testing methods can vary depending on the regulatory guidelines of a country, region or industry specific standard and is specified when results are posted.


A Batch is the total prepared and delivered in one manufacturing cycle.

Basic Test Parameters