🟢 100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • 33% of ingredients have research evidence
A Label Compliance Grade

Product Label

📸

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Label Data

1 Tablet(s) Serving Size
60 Servings
Botanical with Nutrients Product Type
33% Evidence Coverage

Supplement Facts — Evidence Check

Vitamin C
8 mg (9% DV)
Tang Kuei root extract
200 mg
📊 Market median: 250.0mg (60 products) 📚 7 studies (Tier A: 0, B: 1)
This product: 30mg

Other Ingredients

Microcrystalline Cellulose modified Food Starch Stearic Acid Croscarmellose Sodium Magnesium Stearate Silicon Dioxide Sodium Carboxymethylcellulose Dextrin Dextrose Soy Lecithin

Label Claims — Verification

All Other
Structure/Function
All Other (99% of products) Structure/Function (83% of products) Nutrient (54% of products)

Target Groups

Kosher Adult Female (18 - 50 Years)

Product Information

📋 Directions for Use

Recommended use: Take 1 tablet 3 times per day.

⚠️ Warnings & Precautions

Contains soy and wheat.

Notice: Not recommended for pregnant or lactating women.

🧪 Formulation Notes

For PMS support

Strictly Kosher Rabbi S. D. Krausz Vaad Hakashrus D’Udvary

Contains soy and wheat.

Tang Kuei Plus is formulated with Dong Quai root, which has been traditionally used for PMS support.

Additional Information

Strictly Kosher Rabbi S. D. Krausz Vaad Hakashrus D’Udvary

30-day money-back guarantee. This exclusively formulated product is only available through Herbalife Independent Distributors.

Recycle this bottle Made in USA with US and imported ingredients

L0566US-03 SKU0566

Product Details

UPC / SKU 0566US
DSLD Entry Date 2019-09-24
Product Type Botanical with Nutrients
Form Tablet or Pill
Brand Herbalife
DSLD ID 202183
Data Updated 2026-04-11

Research Evidence

371 Research Sources
54 Avg Quality Score
148 Meta Analysis
82 Systematic Review
71 Rct
62 Clinical Trial
2 Regulatory Source
1 Cochrane Review
1 Narrative Review
1 Other
1 Openfda Safety
A Vitamin C supplementation in pregnancy
Meta Analysis The Cochrane database of systematic reviews 2015
A Vitamin C supplementation for the primary prevention of cardiovascular disease
Systematic Review The Cochrane database of systematic reviews 2017
A Vitamin C for preventing and treating the common cold
Meta Analysis The Cochrane database of systematic reviews 2013
A Vitamin C for preventing and treating pneumonia
Meta Analysis The Cochrane database of systematic reviews 2013
A Vitamin E supplementation in pregnancy
Meta Analysis The Cochrane database of systematic reviews 2015
A Vitamin C supplementation for prevention and treatment of pneumonia
Meta Analysis The Cochrane database of systematic reviews 2020
A Vitamin C supplementation for prevention and treatment of pneumonia
Systematic Review The Cochrane database of systematic reviews 2021
A Nutritional interventions for preventing and treating pressure ulcers
Meta Analysis The Cochrane database of systematic reviews 2024
A Does Vitamin C Supplementation Provide a Protective Effect in Periodontal Health? A Systematic Review and Meta-Analysis
Meta Analysis International journal of molecular sciences 2024
A Circulating vitamin C concentration and risk of cancers: a Mendelian randomization study
Meta Analysis BMC medicine 2021
View all evidence for Vitamin C →

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