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One Daily

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
  • 60% of ingredients have research evidence
A Label Compliance Grade

What the Evidence Says

✨ AI-generated · Qwen 3.6 · methodology

This formula contains essential vitamins A, C, D, E, and K, which are supported by strong evidence for maintaining immune function and bone health. These nutrients act as antioxidants and cofactors for various biological processes. However, the overall evidence coverage for this specific ingredient profile is limited at 0.6%.

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

Label

Product Label

Label for One Daily
Open Full PDF View on NIH DSLD →
Details

Label Data

1 Caplet(s)
Serving Size
Other Combinations
Product Type
60%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

Vitamin A
3500 IU (70% DV)
Vitamin C
100 mg (167% DV)
1200 IU (300% DV)
2.0× RDA — within safe limits 608 studies (A:16, B:251)
35 IU (117% DV)
1.6× RDA — within safe limits 179 studies (A:3, B:90)
80 mcg (100% DV)
Within RDA (0.7× RDA) 275 studies (A:9, B:175)
1.65 mg (110% DV)
1.4× RDA — within safe limits 76 studies (A:0, B:33)
1.87 mg (110% DV)
1.4× RDA — within safe limits 13 studies (A:0, B:1)
20 mg (100% DV)
1.4× RDA — within safe limits 196 studies (A:5, B:63)
2.2 mg (110% DV)
1.7× RDA — within safe limits 114 studies (A:3, B:35)
800 mcg (200% DV)
2.0× RDA — within safe limits 226 studies (A:10, B:105)
25 mcg (417% DV)
10.4× RDA — above typical dose 139 studies (A:1, B:44)
300 mcg (100% DV)
10.0× RDA — above typical dose 27 studies (A:0, B:11)
16.5 mg (165% DV)
3.3× RDA — above typical dose 2 studies — no high-quality reviews
Calcium
500 mg (50% DV)
Iron
18 mg (100% DV)
15 mg (2% DV)
Market median: 99.0mg (503 products) 13 studies (A:0, B:3)
150 mcg (100% DV)
Within RDA (1.0× RDA) 245 studies (A:4, B:133)
100 mg (25% DV)
Within RDA (0.2× RDA) 316 studies (A:8, B:159)
30 mg (200% DV)
2.7× RDA — within safe limits 263 studies (A:6, B:134)
70 mcg (100% DV)
1.3× RDA — within safe limits 173 studies (A:0, B:67)
2 mg (100% DV)
2.2× RDA — within safe limits 37 studies (A:0, B:11)
2 mg (100% DV)
Within RDA (0.9× RDA) 9 studies — no high-quality reviews
200 mcg (167% DV)
5.7× RDA — above typical dose 199 studies (A:1, B:55)
75 mcg (100% DV)
1.7× RDA — within safe limits 3 studies — no high-quality reviews
72 mg (2% DV)
Market median: 4002.0mg (1 products) 21 studies (A:0, B:2)
Potassium
80 mg (2% DV)
Brain Health Blend
Eye Health & Antioxidant Protection Blend:
Women's and Urinary Tract Health Blend
Beauty from Within Blend

Other Ingredients

Cellulose Titanium Dioxide Vegetable Acetoglycerides Cool Mint Vanilla flavor Carmine color Sucralose
Claims

Label Claims — Verification

Unverified Nutrient
Unverified All Other
Unverified Structure/Function
Info

Product Information

Directions for Use

One per day

One per day multivitamin

Directions: As a dietary supplement, take one caplet daily with food.

Warnings & Precautions

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 reach of children.

Warning: Accidental overdose of iron-containing products is a leading cause of fatal poisoning in children under 6. Keep this product out of reach of children. In case of accidental overdose, call a doctor or poison control center immediately.

Formulation Notes

GNC Women's Ultra Mega One Daily is a premium multivitamin providing 37 important nutrients essential for overall wellness, plus unique blends scientifically formulated to support the specific health needs of women, in one ultra concentrated pill.

At least 100% DV of 8 key B vitamins (check) More Vitamin C to support natural resistance 100 mg Supports breast and colon health with more Vitamin D-3 1200 IU With Choline and Inositol for brain support (check) Lutein for eye health support (check) Cranberry for urinary tract support (check) Supports beauty from within with Collagen and Silica (check)

Promotes healthy hair, skin & nails with biotin, collagen & silica B vitamins to support energy production & metabolism

Additional Information

Conforms to USP <2091> for weight. Meets USP <2040> disintegration.

Store in a cool, dry place.

Actual size

GNC Quality Commitment For more than 79 years, GNC has been the leader in the development of superior nutritional supplements. Our products are produce 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 sales staff will either refund your purchase price or, if you prefer, assist you in finding a replacement product to help you live well.

Please recycle this box.

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 achieve optimal health through comprehensive nutritional support so you can live your best life!

How does your multivitamin compare? ~Ultra concentrated technology for greater benefits ~GNC Women's Ultra Mega One Daily premium multivitamin ~Leading women's multivitamin Nutrients delivered in one caplet 37 31 Nutrients with at least 100% daily value 20 9 At least 100% DV of 8 key B vitamins (check) (none) More Vitamin C to support natural resistance 100 mg 75 mg Supports breast and colon health with more Vitamin D-3 1200 IU 800 IU Customized women's health blends (check) (none) With Choline and Inositol for brain support (check) (none) Lutein for eye health support (check) (none) Cranberry for urinary tract support (check) (none) Supports beauty from within with Collagen and Silica (check) (none)

Compared to the leading women's multivitamin brand. Emerging research suggests that adequate daily vitamin D intake may play a role in supporting breast and colon health.

Ultra concentrated with 37 important nutrients Provides 20 vitamins and minerals at 100% daily value or more

Physician endorsed

CODE 179622 HOG

Metadata

Product Details

DSLD Entry Date2017-06-23
Product TypeOther Combinations
FormOther (e.g. tea bag)
BrandGNC Women's Ultra Mega
DSLD ID74823
Data Updated2026-04-11
Research

Research Evidence

337
Research Sources
54
Avg Quality
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
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
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
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
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
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 →
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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.