Zinc Citrate 50 mg by Swanson — Ingredients, Evidence & Safety

Product Label

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Safety Alerts

⚠️ Zinc: 50mg is 1.2× the Tolerable Upper Intake Level (40mg)

The safety score is low because the 50mg dose of zinc exceeds the recommended maximum daily intake level of 40mg.

Label Data

1 Capsule(s) Serving Size

60 Servings

Mineral Product Type

100% Evidence Coverage

Supplement Facts — Evidence Check

Zinc

50 mg (455% DV)

⚠️ Exceeds Tolerable Upper Intake Level by 1.2× (UL: 40 mg) 📚 258 studies (Tier A: 6, B: 134)

RDA 11mg This product: 50mg UL 40mg

Other Ingredients

Microcrystalline Cellulose Gelatin Magnesium Stearate Silica

Label Claims — Verification

❓ Nutrient

❓ All Other

❓ Structure/Function

All Other (99% of products) Structure/Function (83% of products) Nutrient (61% of products) Approved Health (4% of products)

Target Groups

Adult (18 - 50 Years) Women (not pregnant or lactating)

Product Information

📋 Directions for Use

Suggested use: As a dietary supplement, take one capsule per day with food and water. Taking zinc on an empty stomach may cause stomach upset in some people.

⚠️ Warnings & Precautions

Taking zinc on an empty stomach may cause stomach upset in some people.

Warning: For adults only. Keep out of reach of children.

Do not take this product if you are pregnant or nursing. Consult your healthcare provider before using this or any product if you are taking medication or have a medical condition.

Do not exceed recommended dosage. Not recommended for long-term use. Do not use if seal is broken.

🧪 Formulation Notes

Supports immune function Essential nutrient for healthy vision Boosts antioxidant activity

Immune support Optimal absorption

50 mg elemental zinc

Additional Information

Store in a cool, dry place.

Product Details

UPC / SKU 0 87614 11374 6

DSLD Entry Date 2024-02-22

Product Type Mineral

Form Capsule

Brand Swanson

DSLD ID 308823

Data Updated 2026-04-11

Research Evidence

11 Research Sources

52 Avg Quality Score

7 Rct

4 Meta Analysis

B Citrate salts for preventing and treating calcium containing kidney stones in adults

Meta Analysis The Cochrane database of systematic reviews 2015

PubMed DOI

B Effect of potassium citrate on bone density, microarchitecture, and fracture risk in healthy older adults without osteoporosis: a randomized controlled trial

Rct The Journal of clinical endocrinology and metabolism 2013

PubMed DOI

B Regional Citrate Anticoagulation or Heparin Anticoagulation for Renal Replacement Therapy in Patients With Liver Failure: A Systematic Review and Meta-Analysis

Meta Analysis Clinical and applied thrombosis/hemostasis : official journal of the International Academy of Clinical and Applied Thrombosis/Hemostasis 2023

PubMed DOI

B Effect of potassium citrate supplement on stone recurrence before or after lithotripsy: systematic review and meta-analysis

Meta Analysis Urolithiasis 2017

PubMed DOI

C Effect of Regional Citrate Anticoagulation vs Systemic Heparin Anticoagulation During Continuous Kidney Replacement Therapy on Dialysis Filter Life Span and Mortality Among Critically Ill Patients With Acute Kidney Injury: A Randomized Clinical Trial.

Rct JAMA

PubMed DOI

C Systematic review and meta-analysis: sodium picosulfate/magnesium citrate vs. polyethylene glycol for colonoscopy preparation

Meta Analysis European journal of clinical pharmacology 2016

PubMed DOI

C Potassium citrate prevents increased urine calcium excretion and bone resorption induced by a high sodium chloride diet

Rct The Journal of clinical endocrinology and metabolism 2002

PubMed

C Magnesium citrate supplementation decreased blood pressure and HbA1c in normomagnesemic subjects with metabolic syndrome: a 12-week, placebo-controlled, double-blinded pilot trial

Rct Magnesium research 2021

PubMed DOI

C The efficacy of vitamin D combined with clomiphene citrate in ovulation induction in overweight women with polycystic ovary syndrome: a double blind, randomized clinical trial.

Rct Endocrine

PubMed DOI

C Impact of Clomiphene Citrate on the Steroid Profile in Dysmetabolic Men with Low Testosterone Levels.

Rct Hormone and metabolic research = Hormon- und Stoffwechselforschung = Hormones et metabolisme

PubMed DOI

View all evidence for Magnesium Citrate →