Joint Support by ETST Earth Science Tech — Ingredients, Evidence & Safety

🟢 100/100

This product looks safe

No ingredients exceed tolerable upper intake levels
50% of ingredients have research evidence

A Label Compliance Grade

Product Label

📄 Open Full PDF View on NIH DSLD →

📸

Have a supplement label? Find it here.

Upload a photo of any supplement label to search our database of 92,312 products.

Label Data

2 Tablet(s) Serving Size

45 Servings

Other Combinations Product Type

50% Evidence Coverage

Supplement Facts — Evidence Check

Vitamin A

100 IU (2% DV)

Vitamin C

1 mg (2% DV)

Vitamin E

1 IU (3% DV)

📊 Market median: 80.0mg (1390 products) 📚 177 studies (Tier A: 3, B: 90)

RDA 15mg This product: 0.67mg UL 1000mg

Vitamin B1

1 mg (67% DV)

✅ Within RDA (0.8× RDA of 1.2 mg) 📚 76 studies (Tier A: 0, B: 33)

RDA 1.2mg This product: 1mg

Vitamin B2

1 mg (59% DV)

✅ Within RDA (0.8× RDA of 1.3 mg) 📚 12 studies (Tier A: 0, B: 1)

RDA 1.3mg This product: 1mg

Niacinamide

1 mg (5% DV)

✅ Within RDA (0.1× RDA of 14 mg) 📚 193 studies (Tier A: 5, B: 63)

RDA 14mg This product: 1mg UL 35mg

Vitamin B6

1 mg (50% DV)

✅ Within RDA (0.8× RDA of 1.3 mg) 📚 113 studies (Tier A: 3, B: 35)

RDA 1.3mg This product: 1mg UL 100mg

Vitamin B12

10 mcg (167% DV)

📊 4.2× RDA — above typical dose 📚 138 studies (Tier A: 1, B: 44)

RDA 0.0024mg This product: 0.01mg

Zinc

200 mcg (1% DV)

📊 Market median: 18.0mg (1009 products) 📚 258 studies (Tier A: 6, B: 134)

RDA 11mg This product: 0.2mg UL 40mg

Selenium

20 mcg (29% DV)

✅ Within RDA (0.4× RDA of 0.055 mg) 📚 172 studies (Tier A: 0, B: 67)

RDA 0.055mg This product: 0.02mg UL 0.4mg

Copper

100 mcg (5% DV)

✅ Within RDA (0.1× RDA of 0.9 mg) 📚 36 studies (Tier A: 0, B: 11)

RDA 0.9mg This product: 0.1mg UL 10mg

Manganese

320 mcg (16% DV)

✅ Within RDA (0.1× RDA of 2.3 mg) 📚 8 studies — no high-quality reviews

RDA 2.3mg This product: 0.32mg UL 11mg

Chromium

20 mcg (17% DV)

✅ Within RDA (0.6× RDA of 0.035 mg) 📚 197 studies (Tier A: 1, B: 55)

RDA 0.035mg This product: 0.02mg

Glucosamine Sulfate

800 mcg

📊 Market median: 1000.0mg (1115 products) 📚 22 studies (Tier A: 0, B: 9)

This product: 0.8mg

Chondroitin Sulfate

100 mg

📊 Market median: 600.0mg (79 products) 📚 24 studies (Tier A: 0, B: 6)

This product: 100mg

Shark Cartilage

750 mg

New Zealand Green Lipped Sea Mussel

250 mg

MSM

250 mg

📊 Market median: 1000.0mg (2 products)

This product: 250mg

L-Histidine

10 mg

Boron

1 mg

📊 Market median: 3.0mg (58 products) 📚 2 studies — no high-quality reviews

This product: 1mg UL 20mg

Alfalfa leaf powder

25 mg

Yucca root extract

1 mg

Devil's Claw root powder

1 mg

Cetyl Myristoleate

1 mg

Other Ingredients

Calcium Carbonate Stearic Acid Microcrystalline Cellulose Croscarmellose Sodium Vegetable Magnesium Stearate Silicon Dioxide Hydroxypropyl Methylcellulose

Label Claims — Verification

❓ All Other

❓ Structure/Function

All Other (99% of products) Structure/Function (76% of products) Nutrient (58% of products)

Target Groups

Adult (18 - 50 Years)

Product Information

📋 Directions for Use

Suggested use: 2 tablets taken 1 to 3 times daily preferably with meals or as directed by a healthcare professional.

⚠️ Warnings & Precautions

Pregnant or nursing mothers, children under 18, and individuals with a known medical condition should consult a physician before using this or any dietary supplement.

This product is manufactured and packaged in a facility which may also process milk, soy, wheat, egg, peanuts, tree nuts, fish and crustacean shellfish.

Keep out of reach of children.

Do not use if safety seal is damaged or missing.

Allergen warning: Contains fish (shark), shellfish (glucosamine, New Zealand greenlipped mussel), and soy.

Caution: Do not exceed recommended dose.

🧪 Formulation Notes

Contains fish (shark), shellfish (glucosamine, New Zealand greenlipped mussel), and soy.

Non GMO

Additional Information

Store in a cool, dry place.

(A publicly traded company, symbol: ETST)

Full spectrum

Made in USA

GMP Good manufacturing practice Quality assured

Non GMO

Product Details

UPC / SKU 8 57516 00567 4

DSLD Entry Date 2017-02-24

Product Type Other Combinations

Form Tablet or Pill

Brand ETST Earth Science Tech

DSLD ID 70573

Data Updated 2026-04-11

Research Evidence

337 Research Sources

54 Avg Quality Score

161 Meta Analysis

68 Systematic Review

51 Rct

48 Clinical Trial

2 Other

2 Regulatory Source

1 Narrative Review

1 Cochrane Review

1 Guideline

1 Openfda Safety

A Vitamin A supplementation for preventing morbidity and mortality in children from six months to five years of age

Meta Analysis The Cochrane database of systematic reviews 2017

PubMed DOI Cochrane

A Vitamin A supplementation for the prevention of morbidity and mortality in infants six months of age or less

Meta Analysis The Cochrane database of systematic reviews 2011

PubMed DOI Cochrane

A Vitamin A supplementation for reducing the risk of mother-to-child transmission of HIV infection

Meta Analysis The Cochrane database of systematic reviews 2011

PubMed DOI Cochrane

A Vitamin A supplements for preventing mortality, illness, and blindness in children aged under 5: systematic review and meta-analysis

Meta Analysis BMJ (Clinical research ed.) 2011

PubMed DOI

A Fortification of staple foods with vitamin A for vitamin A deficiency

Systematic Review The Cochrane database of systematic reviews 2019

PubMed DOI Cochrane

A Vitamin A supplementation for the prevention of morbidity and mortality in infants one to six months of age

Narrative Review The Cochrane database of systematic reviews 2016

PubMed DOI Cochrane

A Vitamin A and fish oils for preventing the progression of retinitis pigmentosa

Meta Analysis The Cochrane database of systematic reviews 2020

PubMed DOI

A Exercise training-induced changes in exerkine concentrations may be relevant to the metabolic control of type 2 diabetes mellitus patients: A systematic review and meta-analysis of randomized controlled trials

Meta Analysis Journal of sport and health science 2023

PubMed DOI

A Food fortification with multiple micronutrients: impact on health outcomes in general population

Meta Analysis The Cochrane database of systematic reviews 2019

PubMed DOI

A Oral vitamin A supplements to prevent acute upper respiratory tract infections in children up to seven years of age

Meta Analysis The Cochrane database of systematic reviews 2024

PubMed DOI

View all evidence for Vitamin A →