🟢 100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • 25% of ingredients have research evidence
B Label Compliance Grade

Product Label

📸

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Label Data

3 Gummie(s) Serving Size
30 Servings
Other Combinations Product Type
25% Evidence Coverage

Supplement Facts — Evidence Check

Calories
20 Calorie(s)
Total Carbohydrates
5 Gram(s) (2% DV)
Vitamin C
45 mg (50% DV)
📊 Market median: 20.0mg (931 products) 📚 233 studies (Tier A: 1, B: 90)
This product: 300mg

Other Ingredients

Tapioca Syrup Cane Sugar Water Pectin Citric Acid Fruit and Vegetable Juice Natural flavor Coating

Label Claims — Verification

Nutrient
All Other
Structure/Function
All Other (99% of products) Structure/Function (95% of products) Nutrient (80% of products)

Target Groups

Adult (18 - 50 Years) Gluten Free

Product Information

📋 Directions for Use

Suggested Use: Take three (3) gummies daily or as directed by a healthcare professional.

⚠️ Warnings & Precautions

Caution: Do not exceed recommended dose.

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.

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.

For California Residents Only: Warning: Reproductive Harm - www.P65Warnings.ca.gov

Keep out of reach of children.

Do not use if safety seal is damaged or missing.

🧪 Formulation Notes

Bones, skin, and hair

Orange blast natural flavor Hydrolyzed collagen

Gluten free

The Optimal Collagen

Additional Information

Greatness by Nature

Store in a cool, dry place.

GMP Good Manufacturing Practice Consistent Quality Lab Verified

#howizhou Facebook Instagram

Product Details

UPC / SKU 6 69191 16359 0
DSLD Entry Date 2021-06-23
Product Type Other Combinations
Form Gummy or Jelly
Brand ZHOU
DSLD ID 249970
Data Updated 2026-04-11

Research Evidence

281 Research Sources
54 Avg Quality Score
141 Meta Analysis
72 Systematic Review
45 Rct
18 Clinical Trial
2 Narrative Review
1 Other
1 Guideline
1 Openfda Safety
A Vascular closure devices for femoral arterial puncture site haemostasis
Meta Analysis The Cochrane database of systematic reviews 2016
B Effects of Oral Collagen for Skin Anti-Aging: A Systematic Review and Meta-Analysis
Meta Analysis Nutrients 2023
B Transepithelial versus epithelium-off corneal crosslinking for progressive keratoconus
Meta Analysis The Cochrane database of systematic reviews 2021
B Bisphosphonate therapy for osteogenesis imperfecta
Meta Analysis The Cochrane database of systematic reviews 2014
B Punctal occlusion for dry eye syndrome
Meta Analysis The Cochrane database of systematic reviews 2017
B Dressings and topical agents containing hyaluronic acid for chronic wound healing
Systematic Review The Cochrane database of systematic reviews 2023
B Efficacy of statins for osteoporosis: a systematic review and meta-analysis
Meta Analysis Osteoporosis international : a journal established as result of cooperation between the European Foundation for Osteoporosis and the National Osteoporosis Foundation of the USA 2017
B Drugs to reduce bleeding and transfusion in major open vascular or endovascular surgery: a systematic review and network meta-analysis
Systematic Review The Cochrane database of systematic reviews 2023
B Bisphosphonate therapy for osteogenesis imperfecta
Meta Analysis The Cochrane database of systematic reviews 2008
B Bisphosphonates for osteoporosis in primary biliary cirrhosis
Meta Analysis The Cochrane database of systematic reviews 2011
View all evidence for Collagen →

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