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NF Formulas Spectrum 2C With Iron

product on market Capsule Integrative Therapeutics Safety: 99/100
99/100

This product looks safe

  • Niacin: 37mg is 1.1× the Tolerable Upper Intake Level (35mg)
  • 60% of ingredients have research evidence
C Label Compliance Grade

What the Evidence Says

✨ AI-generated · Qwen 3.6 · methodology

The profile contains essential fat-soluble vitamins and vitamin C, which support immune function and cellular protection. There is strong research evidence for the roles of these nutrients in maintaining general health. However, overall evidence coverage for this specific formulation is limited.

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

Alerts

Safety Alerts

Niacin: 37mg is 1.1× the Tolerable Upper Intake Level (35mg)

Label

Product Label

Label for NF Formulas Spectrum 2C With Iron
Open Full PDF View on NIH DSLD →
Details

Label Data

2 Capsule(s)
Serving Size
120
Servings
Other Combinations
Product Type
60%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

Vitamin A
6250 IU (125% DV)
Vitamin C
200 mg (333% DV)
25 IU (6% DV)
Market median: 0.03mg (3448 products) 608 studies (A:16, B:251)
100 IU (333% DV)
4.5× RDA — above typical dose (UL: 1000 mg) 179 studies (A:3, B:90)
25 mcg (31% DV)
Within RDA (0.2× RDA) 275 studies (A:9, B:175)
25 mg (1667% DV)
20.8× RDA — above typical dose 76 studies (A:0, B:33)
15 mg (882% DV)
11.5× RDA — above typical dose 13 studies (A:0, B:1)
37 mg (185% DV)
Exceeds UL by 1.1× (UL: 35 mg) 196 studies (A:5, B:63)
37 mg (1850% DV)
28.5× RDA — above typical dose (UL: 100 mg) 114 studies (A:3, B:35)
200 mcg (50% DV)
Within RDA (0.5× RDA) 226 studies (A:10, B:105)
25 mcg (417% DV)
10.4× RDA — above typical dose 139 studies (A:1, B:44)
50 mcg (17% DV)
1.7× RDA — within safe limits 27 studies (A:0, B:11)
37 mg (370% DV)
7.4× RDA — above typical dose 2 studies — no high-quality reviews
Calcium
212 mg (21% DV)
Iron
5 mg (28% DV)
56 mcg (37% DV)
Within RDA (0.4× RDA) 245 studies (A:4, B:133)
162 mg (40% DV)
Within RDA (0.4× RDA) 316 studies (A:8, B:159)
7.5 mg (50% DV)
Within RDA (0.7× RDA) 263 studies (A:6, B:134)
43 mcg (67% DV)
Within RDA (0.8× RDA) 173 studies (A:0, B:67)
500 mcg (25% DV)
Within RDA (0.6× RDA) 37 studies (A:0, B:11)
5 mg (250% DV)
2.2× RDA — within safe limits 9 studies — no high-quality reviews
50 mcg (42% DV)
1.4× RDA — within safe limits 199 studies (A:1, B:55)
12 mcg (16% DV)
Within RDA (0.3× RDA) 3 studies — no high-quality reviews
Potassium
15 mg (1% DV)
Market median: 500.0mg (283 products) 174 studies (A:0, B:62)
16 mg
Market median: 496.0mg (192 products) 20 studies — no high-quality reviews
Market median: 4002.0mg (1 products) 21 studies (A:0, B:2)
12 mg
Market median: 125.0mg (294 products) 38 studies (A:1, B:7)
12 mg
Market median: 550.0mg (217 products) 29 studies (A:0, B:5)
12 mg
Market median: 500.0mg (9 products) 7 studies — no high-quality reviews
12 mg
Market median: 500.0mg (19 products)
3.2 mg
Market median: 200.0mg (136 products) 3 studies — no high-quality reviews
Papain
1.2 mg
250 mcg
Market median: 3.0mg (58 products) 3 studies — no high-quality reviews
18 mcg
Market median: 0.5mg (6 products) 1 studies (A:0, B:1)

Other Ingredients

Gelatin Soybean Oil
Claims

Label Claims — Verification

Unverified Nutrient
Unverified All Other
Unverified Structure/Function
Info

Product Information

Directions for Use

Recommendations: Take 2 capsules twice daily with meals or as recommended by your healthcare practitioner.

Warnings & Precautions

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.

If pregnant, nursing, or taking prescription drugs, consult your healthcare practitioner prior to use.

Formulation Notes

Contains no sugar, salt, yeast, wheat, gluten, corn, soy, dairy products, artificial coloring, artificial flavoring, or preservatives.

Additional Information

Spectrum 2C with Iron is a comprehensive, hypoallergenic, multiple vitamin supplement with minerals. Designed for maximum bioavailability, Spectrum 2C with Iron uses both water-soluble and fat-soluble vitamin C, phosphorylated forms of riboflavin and pyridoxine, and mineral citrates, malates and amino acid chelates. Digestive support is provided with the addition of betaine HCl, glutamic acid, papain, and bromelain.

This product contains natural ingredients; color variations are normal.

LI196008.A02 (B010181A)

EVIDENCE-BASED

A multiple vitamin-mineral formulation

Metadata

Product Details

UPC / SKU8 71791 00209 8
DSLD Entry Date2013-08-23
Product TypeOther Combinations
FormCapsule
BrandIntegrative Therapeutics
DSLD ID24520
Data Updated2026-04-11
Research

Research Evidence

566
Research Sources
56
Avg Quality
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
Meta Analysis Nature medicine 2025 PubMed DOI
A Intermittent iron supplementation for reducing anaemia and its associated impairments in adolescent and adult menstruating women
Meta Analysis The Cochrane database of systematic reviews 2019 PubMed DOI
A Oral or parenteral iron supplementation to reduce deferral, iron deficiency and/or anaemia in blood donors
Meta Analysis The Cochrane database of systematic reviews 2014 PubMed DOI
A Serum or plasma ferritin concentration as an index of iron deficiency and overload
Meta Analysis The Cochrane database of systematic reviews 2021 PubMed DOI
A Non-invasive diagnostic tests for Helicobacter pylori infection
Meta Analysis The Cochrane database of systematic reviews 2018 PubMed DOI
A Hypoxia-inducible factor stabilisers for the anaemia of chronic kidney disease
Meta Analysis The Cochrane database of systematic reviews 2022 PubMed DOI
A Wheat flour fortification with iron and other micronutrients for reducing anaemia and improving iron status in populations
Meta Analysis The Cochrane database of systematic reviews 2021 PubMed DOI
A Fortification of condiments and seasonings with iron for preventing anaemia and improving health
Meta Analysis The Cochrane database of systematic reviews 2023 PubMed DOI
A Screening and Supplementation for Iron Deficiency and Iron Deficiency Anemia During Pregnancy: US Preventive Services Task Force Recommendation Statement.
Guideline JAMA 2024 PubMed DOI
A Psychiatric and cognitive outcomes of iron supplementation in non-anemic children, adolescents, and menstruating adults: A meta-analysis and systematic review
Meta Analysis Neuroscience and biobehavioral reviews 2025 PubMed DOI
View all evidence for Iron →
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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.