DaVinci Laboratories Effervescent Magnesium Citrate, 18.22 oz (516 g) supplement bottle
DaVinci Laboratories

Effervescent Magnesium Citrate, 18.22 oz (516 g)

What We Researched
7 active ingredients analyzed · 4 inactive ingredients decoded · 3 brand certifications checked · 1 retailer compared · Last updated: Mar 2026
79
Product Score Fair
82
Brand Score Good

Product Analysis

Transparency Excellent

Supplement Facts

IngredientAmount% DV
Total Carbohydrates 5 g 2%†
Calcium (as Tricalcium Phosphate) 19 mg 2%
Potassium (as K Bicarbonate) 390 mg 8%
Riboflavin (Vitamin B2) 8 mg 615%
Magnesium (as Mg Citrate) 420 mg 100%
Stevia Leaf Extract 35 mg *
Bioavailability Very Good

Absorption Rating

  • Total Carbohydrates Fair
  • Calcium (as Tricalcium Phosphate) Fair
  • Potassium (as K Bicarbonate) Good
  • Riboflavin (Vitamin B2) Good
  • Magnesium (as Mg Citrate) Good
  • Stevia Leaf Extract Good
Other Ingredients Excellent

Fillers & Additives

  • Citric Acid
  • Evaporated cane juice
  • Silica
  • Natural Lemon Flavor
Efficacy Poor

Dosage Analysis

  • Calcium (as Tricalcium Phosphate) 19 mg Under-dosed
  • Potassium (as K Bicarbonate) 390 mg Under-dosed
  • Riboflavin (Vitamin B2) 8 mg Effective
  • Magnesium (as Mg Citrate) 420 mg High
  • Stevia Leaf Extract 35 mg Under-dosed

Supplement Facts

Ingredient Amount % Daily Value
Calories 20
Total Carbohydrates 5 g 2%†
Calcium (as Tricalcium Phosphate) 19 mg 2%
Potassium (as K Bicarbonate) 390 mg 8%
Riboflavin (Vitamin B2) 8 mg 615%
Magnesium (as Mg Citrate) 420 mg 100%
Stevia Leaf Extract 35 mg *

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Citric Acid Safe

Adds tartness and acts as a natural preservative. Also aids in ingredient stability.

Evaporated cane juice Unknown
Silica Safe

Prevents ingredients from clumping and improves powder flow.

Natural Lemon Flavor Safe

It is used to add a lemon flavor to supplements.

Price Comparison

Price History

Tracked across major retailers. Updated periodically.

$64$63$62$61$60 Mar 12 $61.66
iHerb

Prices shown at time of last check. Click a retailer to see current price. GoodSupp is not affiliated with any retailer.

Brand Trust Report
DaVinci Laboratories

Founded 1973 · Williston, VT, US · 192 products · davincilabs.com/

Certifications

3 certifications
Consumerlab Verified Source
Fda Gmp Inspections Verified Source
Nsf Gmp Verified Source

Transparency

3 claims
Third Party Testing Claim — Verified Source
In House Testing — Verified Source

Violation History

2 incidents
Recall Amyloid Complete2024-05-08Source
Recall Dim Plex2019-07-11Source
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Frequently Asked Questions
Is DaVinci Laboratories Effervescent Magnesium Citrate, 18.22 oz (516 g) a good supplement?

DaVinci Laboratories Effervescent Magnesium Citrate, 18.22 oz (516 g) received a product quality score of 79/100 in GoodSupp's independent analysis, suggesting some areas that could be improved. The product contains 7 active ingredients with 75 servings per container. Of the 4 inactive ingredients, 3 are rated safe and 0 are flagged for review. The manufacturer, DaVinci Laboratories, holds a brand trust score of 82/100 with 3 verified certifications including Consumerlab, Fda Gmp Inspections, Nsf Gmp.

What are the ingredients in DaVinci Laboratories Effervescent Magnesium Citrate, 18.22 oz (516 g)?

DaVinci Laboratories Effervescent Magnesium Citrate, 18.22 oz (516 g) contains 7 active ingredients: Calories (20), Total Carbohydrates (5 g), Calcium (as Tricalcium Phosphate) (19 mg), Potassium (as K Bicarbonate) (390 mg), Riboflavin (Vitamin B2) (8 mg), Magnesium (as Mg Citrate) (420 mg), and 1 more. Notable high-dose ingredients include Riboflavin at 615% DV. Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is DaVinci Laboratories Effervescent Magnesium Citrate, 18.22 oz (516 g) safe to take?

DaVinci Laboratories Effervescent Magnesium Citrate, 18.22 oz (516 g) has been analyzed for ingredient safety across all its components. Always consult your healthcare provider before starting any new supplement, especially if you take medications or have underlying health conditions.

Is DaVinci Laboratories a trustworthy supplement brand?

DaVinci Laboratories receives a brand trust score of 82/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 1973 and headquartered in Williston, VT, US, the company offers 192 products in their lineup. They hold 3 verified certifications including Consumerlab, Fda Gmp Inspections, Nsf Gmp. Third-party certifications are independently verified and indicate the brand meets specific quality, purity, and manufacturing standards. Note: DaVinci Laboratories has 2 historical regulatory incidents on record, which are factored into the trust score.

What is magnesium good for?

Magnesium Good For is a topic many supplement consumers ask about. In the context of dietary supplements, understanding magnesium good for helps you make more informed choices about what you put in your body. The quality and form of ingredients matters significantly — two products listing the same ingredient can differ dramatically in bioavailability and effectiveness. GoodSupp analyzes over 250,000 supplement products to help consumers understand exactly what's in their supplements and whether the formulation meets quality standards.

How much magnesium per day?

The optimal dosage depends on your individual health needs, age, sex, and current nutrient levels. Recommended daily amounts are established by health authorities but may vary from therapeutic doses used in clinical research. It's important to check the Supplement Facts label for the exact amount per serving and compare it against the % Daily Value. Some supplements provide mega-doses well above the Daily Value, which may not be necessary and in some cases could be harmful — particularly for fat-soluble vitamins (A, D, E, K) that accumulate in the body. GoodSupp's efficacy analysis evaluates whether a product's dosages align with clinically studied amounts. Always consult your healthcare provider for personalized dosage recommendations.

What is zinc good for?

Zinc Good For is a topic many supplement consumers ask about. In the context of dietary supplements, understanding zinc good for helps you make more informed choices about what you put in your body. The quality and form of ingredients matters significantly — two products listing the same ingredient can differ dramatically in bioavailability and effectiveness. GoodSupp analyzes over 250,000 supplement products to help consumers understand exactly what's in their supplements and whether the formulation meets quality standards.

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Disclaimer: GoodSupp provides independent supplement quality analysis for informational purposes only. Scores are generated algorithmically based on ingredient profiles, brand certifications, and public records. This is not medical advice. Always consult a healthcare professional before starting any supplement regimen. Product data is sourced from manufacturer labels and public databases. GoodSupp is not affiliated with any supplement brand.