Zinc Citrate 30 mg by Solgar — Ingredients, Evidence & Safety

🟢 100/100

This product looks safe

No ingredients exceed tolerable upper intake levels
100% of ingredients have research evidence

A Label Compliance Grade

Product Label

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Label Data

1 Vegetable Capsule(s) Serving Size

Mineral Product Type

100% Evidence Coverage

Supplement Facts — Evidence Check

Zinc

30 mg (273% DV)

✅ 2.7× RDA — within safe limits 📚 258 studies (Tier A: 6, B: 134)

RDA 11mg This product: 30mg UL 40mg

Other Ingredients

Microcrystalline Cellulose Vegetable Cellulose Vegetable Magnesium Stearate Stearic Acid

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

Vegan Vegetarian Adult (18 - 50 Years) Kosher Gluten Free Dairy Free Sugar Free

Product Information

📋 Directions for Use

Suggested use: As a dietary supplement for adults, take one (1) vegetable capsule daily, preferably with a meal or as directed by a healthcare practitioner.

⚠️ Warnings & Precautions

If you are pregnant, nursing, taking any medications or have any medical condition, please consult your healthcare practitioner before taking any dietary supplement.

Keep out of reach of children.

Do not use if outer bottle seal is missing or damaged.

🧪 Formulation Notes

Zinc promotes healthy skin, supports normal taste and vision, and promotes the synthesis of collagen in bone tissue. It also supports cell growth and DNA formation. It exerts antioxidant activity and can support a healthy immune system. The citrate form of zinc in this formulation helps to promote optimal absorption.

Non-GMO Gluten, wheat & dairy free

Suitable for vegans

Free of: Gluten, Wheat, Dairy, Soy, Yeast, Sugar, Sodium, Artificial Flavor, Sweetener, Preservatives and Color.

Discontinue use and consult your healthcare practitioner if any adverse reactions occur.

Solgar’s KOF-K certification #K-1250

Additional Information

SOLGB73670 01C

Since 1947 Antioxidant, skin & immune system support

GF Certified Gluten-free K Parve

DV = Daily Value

Store at room temperature.

Product Details

UPC / SKU 0 33984 03670 3

DSLD Entry Date 2019-04-25

Product Type Mineral

Form Capsule

Brand Solgar

DSLD ID 201688

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 →