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Calcium 600

product on market Other (e.g. tea bag) GNC Women's Ultra Mega Safety: 100/100
100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • 50% of ingredients have research evidence
A Label Compliance Grade

What the Evidence Says

AI-generated · Qwen 3.6 · methodology

Calcium and vitamin D are supported by strong evidence for maintaining bone density and supporting skeletal health. Vitamin D facilitates the absorption of calcium in the body to optimize bone mineralization. Research indicates these ingredients are generally safe and effective for their intended nutritional purposes.

AI-generated summary based on research evidence. Not medical advice.

Label

Product Label

Label for Calcium 600
Open Full PDF View on NIH DSLD →
Details

Label Data

1 Peach Caplet(s)
Serving Size
Single Vitamin and Mineral
Product Type
50%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

400 IU (100% DV)
Within RDA (0.7× RDA) 608 studies (A:16, B:251)
Calcium
600 mg (60% DV)

Other Ingredients

Cellulose Titanium Dioxide Artificial color
Claims

Label Claims — Verification

Unverified Nutrient
Unverified All Other
Unverified Structure/Function
Info

Product Information

Directions for Use

Directions: As a dietary supplement, take the contents of one pack daily with food.

To ensure a complete nutritional program, take daily with these GNC products: - Ultra Probiotic Complex - Triple Strength Fish Oil - SuperFoods Supreme - Protein

Warnings & Precautions

Contains: Soybeans.

Warning: Consult your physician prior to using this product if you are pregnant, nursing, taking medication, or have a medical condition.

Discontinue use two weeks prior to surgery.

Keep out of the reach of children.

Formulation Notes

GNC Women's Ultra Mega Active Vitapak Program conveniently combines nutrients that support a woman's overall nutritional needs with focused ingredients to promote optimal health, joint cushioning and athletic performance.

Calcium 600 This bone-supporting caplet combines 600 mg of bone-building calcium and 400 IU of vitamin D-3 to enhance calcium absorption.

The Women's Ultra Mega Active Vitapak Program provides 1,100 mg calcium and 2,000 IU vitamin D-3.

Contains: Soybeans.

No Wheat, no Gluten, no Dairy, Yeast free.

Additional Information

Physician endorsed

This product is endorsed by the GNC Medical Advisory Board. This team of esteemed physicians utilizes their extensive medical knowledge and experience to aid in the creation of GNC premium products, helping you to achieve optimal health through comprehensive nutritional support so you can live your best life! In a randomized, double-blind placebo controlled study of 112 healthy volunteers, subjects taking the GNC vitamin and mineral blend in this product for six weeks experienced statistically significant improvements in markers of B vitamin and antioxidant status, as well as improvements in SF-36 Vitality and Mental Health scores compared to those taking a placebo.

Code 329211 BPG

Each pack contains:

Calcium 600

Potency of Calcium verified by GNC procedure #4000. Conforms to USP <2091> for weight. Meets USP <2040> disintegration.

GNC quality commitment For more than 78 years, GNC has been the leader in the development of superior nutritional supplements. Our products are produced using only fresh, high-quality ingredients and are manufactured under the strictest quality controls. GNC guarantee If you are not 100% completely satisfied, return the unused portion of the product with your receipt to a GNC store within 30 days. Our trained staff will either refund your purchase price or, if you prefer, assist you in finding a replacement product to help you live well.

Store in a cool, dry place.

Metadata

Product Details

DSLD Entry Date2016-10-22
Product TypeSingle Vitamin and Mineral
FormOther (e.g. tea bag)
DSLD ID65943
Data Updated2026-04-11
Research

Research Evidence

849
Research Sources
56
Avg Quality
450
Meta Analysis
152
Rct
137
Systematic Review
73
Clinical Trial
11
Regulatory Source
7
Other
7
Guideline
3
Openfda Safety
2
Cochrane Review
2
Observational
A Phosphate binders for preventing and treating chronic kidney disease-mineral and bone disorder (CKD-MBD)
Meta Analysis The Cochrane database of systematic reviews 2018 PubMed DOI
A Calcium supplementation (other than for preventing or treating hypertension) for improving pregnancy and infant outcomes
Meta Analysis The Cochrane database of systematic reviews 2024 PubMed DOI
A Calcium supplementation (other than for preventing or treating hypertension) for improving pregnancy and infant outcomes
Meta Analysis The Cochrane database of systematic reviews 2015 PubMed DOI
A Vitamin and mineral supplementation for maintaining cognitive function in cognitively healthy people in mid and late life
Meta Analysis The Cochrane database of systematic reviews 2018 PubMed DOI
A Calcium supplementation during pregnancy for preventing hypertensive disorders and related problems
Meta Analysis The Cochrane database of systematic reviews 2025 PubMed DOI
A Dietary calcium supplementation for preventing colorectal cancer and adenomatous polyps
Systematic Review The Cochrane database of systematic reviews 2008 PubMed DOI
A Calcium and vitamin D for increasing bone mineral density in premenopausal women
Systematic Review The Cochrane database of systematic reviews 2023 PubMed DOI
A Dietary sodium, sodium-to-potassium ratio, and risk of stroke: A systematic review and nonlinear dose-response meta-analysis
Meta Analysis Clinical nutrition (Edinburgh, Scotland) 2019 PubMed DOI
A The association between circulating magnesium and clinically relevant outcomes in patients with chronic kidney disease: A systematic review and meta-analysis
Meta Analysis Clinical nutrition (Edinburgh, Scotland) 2021 PubMed DOI
A Calcium channel blockers versus other classes of drugs for hypertension
Systematic Review The Cochrane database of systematic reviews 2021 PubMed DOI
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This product page is for informational purposes only and does not constitute medical advice. Always consult your healthcare provider before taking any supplement.