Ultra One Daily Iron Free
97/100
This product looks safe
- Niacin: 100mg is 2.9× the Tolerable Upper Intake Level (35mg)
- Folate: 667mg is 667.0× the Tolerable Upper Intake Level (1.0mg)
- 71% of ingredients have research evidence
D
Label Compliance Grade
Product Label
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Safety Alerts
⚠️ Niacin: 100mg is 2.9× the Tolerable Upper Intake Level (35mg)
⚠️ Folate: 667mg is 667.0× the Tolerable Upper Intake Level (1.0mg)
Label Data
1 Capsule(s)
Serving Size
60
Servings
Other Combinations
Product Type
71%
Evidence Coverage
Supplement Facts — Evidence Check
Vitamin A
3000 mcg RAE
(333% DV)
Vitamin C
150 mg
(167% DV)
10 mcg
(50% DV)
✅ Within RDA (0.7× RDA of 0.015 mg)
📚 604 studies (Tier A: 16, B: 251)
67 mg
(447% DV)
📊 4.5× RDA — above typical dose (UL: 1000 mg)
📚 177 studies (Tier A: 3, B: 90)
25 mg
(2083% DV)
📊 20.8× RDA — above typical dose
📚 76 studies (Tier A: 0, B: 33)
25 mg
(1923% DV)
📊 19.2× RDA — above typical dose
📚 12 studies (Tier A: 0, B: 1)
100 mg NE
(625% DV)
⚠️ Exceeds Tolerable Upper Intake Level by 2.9× (UL: 35 mg)
📚 193 studies (Tier A: 5, B: 63)
25 mg
(1471% DV)
📊 19.2× RDA — above typical dose (UL: 100 mg)
📚 113 studies (Tier A: 3, B: 35)
667 mcg DFE
(167% DV)
⚠️ Exceeds Tolerable Upper Intake Level by 667.0× (UL: 1.0 mg)
📚 225 studies (Tier A: 10, B: 105)
100 mcg
(4167% DV)
📊 41.7× RDA — above typical dose
📚 138 studies (Tier A: 1, B: 44)
300 mcg
(1000% DV)
📊 10.0× RDA — above typical dose
📚 26 studies (Tier A: 0, B: 11)
50 mg
(1000% DV)
📊 10.0× RDA — above typical dose
📚 1 studies — no high-quality reviews
10.5 mg
(2% DV)
📊 Market median: 125.0mg (294 products)
📚 36 studies (Tier A: 1, B: 7)
Calcium
25 mg
(2% DV)
150 mcg
(100% DV)
✅ Within RDA (1.0× RDA of 0.15 mg)
📚 243 studies (Tier A: 4, B: 133)
7.2 mg
(2% DV)
📊 Market median: 4002.0mg (1 products)
📚 20 studies (Tier A: 0, B: 2)
15 mg
(136% DV)
✅ 1.4× RDA — within safe limits
📚 258 studies (Tier A: 6, B: 134)
200 mcg
(364% DV)
📊 3.6× RDA — above typical dose (UL: 0.4 mg)
📚 172 studies (Tier A: 0, B: 67)
2 mg
(222% DV)
✅ 2.2× RDA — within safe limits
📚 36 studies (Tier A: 0, B: 11)
5 mg
(217% DV)
✅ 2.2× RDA — within safe limits
📚 8 studies — no high-quality reviews
200 mcg
(571% DV)
📊 5.7× RDA — above typical dose
📚 197 studies (Tier A: 1, B: 55)
150 mcg
(333% DV)
📊 3.3× RDA — above typical dose (UL: 2 mg)
📚 2 studies — no high-quality reviews
25 mg
📊 Market median: 500.0mg (9 products)
25 mg
📊 Market median: 550.0mg (217 products)
📚 29 studies (Tier A: 0, B: 5)
Other Ingredients
Cellulose
Magnesium Stearate
Potassium Citrate
Silica
Water, Purified
Label Claims — Verification
❓
Nutrient
❓
All Other
❓
Structure/Function
All Other (99% of products)
Structure/Function (71% of products)
Nutrient (61% of products)
Approved Health (1% of products)
Target Groups
Vegan
Vegetarian
Adult (18 - 50 Years)
No Allergies
Gluten Free
Dairy Free
Product Information
📋 Directions for Use
Directions: One capsule daily with a meal.
⚠️ Warnings & Precautions
Keep out of reach of children.
🧪 Formulation Notes
Multivitamin & mineral with Beta carotene
Overall wellness
Free from synthetic: Colors, preservatives. Free from milk, eggs, fish, crustacean shellfish, tree nuts, peanuts, wheat, soy and sesame.
Vegan
GF Gluten free
Additional Information
Keep tightly closed in a cool, dry place.
Product Details
UPC / SKU
0 97467 30081 1
DSLD Entry Date
2024-11-22
Product Type
Other Combinations
Form
Capsule
Brand
NaturesPlus
DSLD ID
320533
Data Updated
2026-04-11
Research Evidence
566
Research Sources
56
Avg Quality Score
240
Meta Analysis
100
Clinical Trial
74
Systematic Review
71
Guideline
58
Rct
11
Cochrane Review
4
Regulatory Source
2
Other
2
Narrative Review
1
Observational
1
Openfda Safety
A
Systematic review and meta-analysis of intravenous iron therapy for patients with heart failure and iron deficiency
A
Intermittent iron supplementation for reducing anaemia and its associated impairments in adolescent and adult menstruating women
A
Oral or parenteral iron supplementation to reduce deferral, iron deficiency and/or anaemia in blood donors
A
Wheat flour fortification with iron and other micronutrients for reducing anaemia and improving iron status in populations
A
Fortification of condiments and seasonings with iron for preventing anaemia and improving health
A
Screening and Supplementation for Iron Deficiency and Iron Deficiency Anemia During Pregnancy: US Preventive Services Task Force Recommendation Statement.
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