🟢 83/100

This product is generally safe

  • Niacin: 50mg is 1.4× the Tolerable Upper Intake Level (35mg)
  • Folate: 14mg is 14.0× the Tolerable Upper Intake Level (1.0mg)
  • Zinc: 75mg is 1.9× the Tolerable Upper Intake Level (40mg)
  • Contains proprietary blend — exact ingredient amounts not disclosed
  • 71% of ingredients have research evidence
F Label Compliance Grade

Product Label

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Safety Alerts

⚠️ Niacin: 50mg is 1.4× the Tolerable Upper Intake Level (35mg)
⚠️ Folate: 14mg is 14.0× the Tolerable Upper Intake Level (1.0mg)
⚠️ Zinc: 75mg is 1.9× the Tolerable Upper Intake Level (40mg)
ℹ️ Contains proprietary blend — exact ingredient amounts not disclosed

Label Data

3 Veggie Capsule(s) Serving Size
30 Servings
Other Combinations Product Type
71% Evidence Coverage

Supplement Facts — Evidence Check

Vitamin A
2250 mcg (250% DV)
Vitamin C
150 mg (167% DV)
5 mcg (25% DV)
✅ Within RDA (0.3× RDA of 0.015 mg) 📚 604 studies (Tier A: 16, B: 251)
RDA 0.015mg This product: 0.005mg UL 0.1mg
67 mg (447% DV)
📊 4.5× RDA — above typical dose (UL: 1000 mg) 📚 177 studies (Tier A: 3, B: 90)
RDA 15mg This product: 67mg UL 1000mg
30 mg (2500% DV)
📊 25.0× RDA — above typical dose 📚 76 studies (Tier A: 0, B: 33)
RDA 1.2mg This product: 30mg
30 mg (2308% DV)
📊 23.1× RDA — above typical dose 📚 12 studies (Tier A: 0, B: 1)
RDA 1.3mg This product: 30mg
50 mg (313% DV)
⚠️ Exceeds Tolerable Upper Intake Level by 1.4× (UL: 35 mg) 📚 193 studies (Tier A: 5, B: 63)
RDA 14mg This product: 50mg UL 35mg
30 mg (1765% DV)
📊 23.1× RDA — above typical dose (UL: 100 mg) 📚 113 studies (Tier A: 3, B: 35)
RDA 1.3mg This product: 30mg UL 100mg
14 mcg DFE (4% DV)
⚠️ Exceeds Tolerable Upper Intake Level by 14.0× (UL: 1.0 mg) 📚 225 studies (Tier A: 10, B: 105)
RDA 0.4mg This product: 14mg UL 1.0mg
75 mcg (3125% DV)
📊 31.2× RDA — above typical dose 📚 138 studies (Tier A: 1, B: 44)
RDA 0.0024mg This product: 0.075mg
75 mcg (250% DV)
✅ 2.5× RDA — within safe limits 📚 26 studies (Tier A: 0, B: 11)
RDA 0.03mg This product: 0.075mg
50 mg (1000% DV)
📊 10.0× RDA — above typical dose 📚 1 studies — no high-quality reviews
RDA 5mg This product: 50mg
50 mg (9% DV)
✅ Within RDA (0.1× RDA of 550 mg) 📚 36 studies (Tier A: 1, B: 7)
RDA 550mg This product: 50mg UL 3500mg
Calcium
18 mg (1% DV)
75 mcg (50% DV)
✅ Within RDA (0.5× RDA of 0.15 mg) 📚 243 studies (Tier A: 4, B: 133)
RDA 0.15mg This product: 0.075mg UL 1.1mg
75 mg (682% DV)
⚠️ Exceeds Tolerable Upper Intake Level by 1.9× (UL: 40 mg) 📚 258 studies (Tier A: 6, B: 134)
RDA 11mg This product: 75mg UL 40mg
Proprietary Blend
450 mg

Other Ingredients

Hypromellose Microcrystalline Cellulose Magnesium Stearate Dicalcium Phosphate

Label Claims — Verification

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

Target Groups

Kosher Women (not pregnant or lactating) Adult Female (18 - 50 Years)

Product Information

📋 Directions for Use

Directions: As a dietary supplement, take three (3) capsules in the morning with breakfast. Dosage may be increased as directed by a healthcare practitioner.

⚠️ Warnings & Precautions

Double-sealed for your protection. Do not use if outer seal is broken or missing.

Caution: Keep out of reach of children.

Not to be taken by pregnant or lactating women.

Made in a GMP facility that processes egg, fish, milk, peanut, sesame, shellfish, soy, tree nut and wheat products.

🧪 Formulation Notes

Our products contain organically grown herbs, when available.

Certified Kosher. Shield Star K (Kosher) Parve

Made in the U.S.A.

Blessed Thistle Dong Quai Root Vitamin A,C,D,E And more...

Additional Information

Consumer Information Services Voice Mail: 800-845-2730 www.michaelshealth.com

Shield Star K (Kosher) Parve

Family owned and operated.

Product Details

UPC / SKU 7 55929 04303 3
DSLD Entry Date 2023-12-14
Product Type Other Combinations
Form Capsule
DSLD ID 303359
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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