1 Product identity

Ingredient risk

2 ingredients to use with caution

B12 1000 mcg

Name: B12 1000 mcg
Brand: Nature Made

BrandNature Made→Single Vitamin and Mineral Tablet or Pill 8 ingredients 2 caution DSLD #271534

Net contents: 160 Tablet(s)

Target: Adults and Children 4 years and above

DSLD entry: 2022-08-23

2 Ingredients (8)

IngredientGroupSafety

Vitamin B12Vitamin B12Use with Caution

CalciumCalciumConditionally Safe

Cellulose GelCellulose Gel—

HypromelloseHypromellose—

Stearic AcidStearic Acid—

Silicon DioxideSiliconGenerally Safe

Magnesium StearateMagnesiumUse with Caution

Croscarmellose SodiumCroscarmellose Sodium—

Ingredient amounts require the full DSLD label. View full label at NIH DSLD →

⚠️ Use with caution — restricted in some markets

Vitamin B12 — Nitrous oxide anesthesia in subclinically B12-deficient patients can precipitate acute combined degeneration — always check B12 before elective p…

Magnesium — Severe deficiency (<0.50 mmol/L) causes secondary hypocalcemia and hypokalemia that will not correct until magnesium is repleted first [1].

3 Safety cross-reference

Vitamin B12 — Use with Caution

Calcium — Conditionally Safe

⚠ Cardiovascular risk debated >1,000 mg/day

⚠ Kidney stones

Silicon — Generally Safe

⚠ Very low toxicity

Magnesium — Use with Caution

⚠ Diarrhea (especially oxide)

⚠ Accumulates in renal impairment

Sodium — Limited Evidence

⚠ Hypertension

⚠ Fluid retention

4 Label claims

• Nutrient

• All Other

• Structure/Function

5 Data source

DSLD ID271534

Full labelView at NIH DSLD →

SourceOffice of Dietary Supplements, NIH

Market statusOn market

Entry date2022-08-23

6 More from Nature Made

View Nature Made Safety Scorecard → 380 products

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7 Cite this page

Vancouver

Pkhakadze G. B12 1000 mcg — product analysis [Internet]. Tbilisi: Public Health Institute of Georgia; 2026 [cited 2026 Jun 27]. Available from: https://supplement.ge/products/dsld-271534/

CC BY 4.0. Product data from NIH DSLD; safety analysis by SupplementIndex.

Analyzed by SupplementIndex

PHIG · Editor-in-Chief: Prof. Giorgi Pkhakadze, MD, MPH, PhD

Product data sourced from the NIH Dietary Supplement Label Database (DSLD). Safety cross-referencing by SupplementIndex. This analysis is for informational purposes only. For corrections: info@accreditation.ge.
Publisher: PHIG