Perrigo PD-RX Pharma Ferrous Sulfate 324 mg Enteric-Coated Gentle Iron Supplement for supplement bottle
Perrigo

PD-RX Pharma Ferrous Sulfate 324 mg Enteric-Coated Gentle Iron Supplement for

What We Researched
1 active ingredient analyzed · 26 inactive ingredients decoded · 1 retailer compared · Last updated: Mar 2026
56
Product Score Poor

Product Analysis

Transparency Excellent

Supplement Facts

IngredientAmount% DV
Iron (as ferrous sulfate) 65.0 mg 362%
Bioavailability Fair

Absorption Rating

  • Iron (as ferrous sulfate) Fair
Other Ingredients Very Poor

Fillers & Additives

  • Corn Starch
  • Calcium Stearate
  • Powdered Cellulose
  • Lactose
  • Talc High
  • Copovidone
  • Polyethylene Glycol Low
  • Maltodextrin
  • Sucrose
  • Povidone
  • Calcium Carbonate
  • Titanium Dioxide High
  • Magnesium Stearate
  • Shellac
  • Cocoa Butter
  • Fd&c Red No. 40 Aluminum Lake High
  • Sodium Starch Glycolate A
  • Sodium Lauryl Sulfate Low
  • Colloidal Silicon Dioxide
  • Methacrylic Acid Copolymer Type C
  • Sodium Hydroxide
  • Simethicone Emulsion
  • Diethyl Phthalate
  • Hypromellose
  • Carnauba Wax
  • White Wax
Efficacy Very Good

Dosage Analysis

  • Iron (as ferrous sulfate) 65.0 mg High

Supplement Facts

Ingredient Amount % Daily Value
Iron (as ferrous sulfate) 65.0 mg 362%

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Corn Starch Generally_safe

It is used as a filler, binder, or thickener.

Calcium Stearate Generally_safe

It is used as a lubricant to prevent ingredients from sticking to manufacturing equipment.

Powdered Cellulose Unknown
Lactose Generally_safe

It is used as a filler or binder.

Talc Avoid

It is used to improve powder flow and prevent clumping.

Copovidone Unknown
Polyethylene Glycol Caution

It is used as a binder, coating agent, or to improve solubility.

Maltodextrin Generally_safe

Helps carry and stabilize active ingredients. Provides bulk.

Sucrose Generally_safe

It is used as a sweetener.

Povidone Generally_safe

It is used to hold ingredients together.

Calcium Carbonate Safe

Acts as a filler and provides supplemental calcium.

Titanium Dioxide Caution

Used as a whitening agent in tablet coatings and capsules.

Magnesium Stearate Safe

Prevents ingredients from sticking to manufacturing equipment during tableting.

Shellac Safe

Used as an enteric coating to protect supplements from stomach acid.

Cocoa Butter Safe

It is used as an emollient or to improve product texture.

Fd&c Red No. 40 Aluminum Lake Unknown
Sodium Starch Glycolate A Unknown
Sodium Lauryl Sulfate Caution

It is used to help mix oil and water-based ingredients.

Colloidal Silicon Dioxide Generally_safe

It prevents clumping and improves powder flow.

Methacrylic Acid Copolymer Type C Unknown
Sodium Hydroxide Generally_safe

It is used to adjust pH levels.

Simethicone Emulsion Unknown
Diethyl Phthalate Unknown
Hypromellose Safe

Forms vegetarian capsule shells. Dissolves easily in the stomach.

Carnauba Wax Safe

Provides a glossy, protective coating on tablets.

White Wax Unknown

Price Comparison

Price History

Tracked across major retailers. Updated periodically.

$20$19$18$17$16 $17.55
Target

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

Related Supplements
Frequently Asked Questions
Is Perrigo PD-RX Pharma Ferrous Sulfate 324 mg Enteric-Coated Gentle Iron Supplement for a good supplement?

Perrigo PD-RX Pharma Ferrous Sulfate 324 mg Enteric-Coated Gentle Iron Supplement for received a product quality score of 56/100 in GoodSupp's independent analysis, indicating several areas of concern that consumers should review. The product contains 1 active ingredients with 100 servings per container. Of the 26 inactive ingredients, 6 are rated safe and 3 are flagged for review.

What are the ingredients in Perrigo PD-RX Pharma Ferrous Sulfate 324 mg Enteric-Coated Gentle Iron Supplement for?

Perrigo PD-RX Pharma Ferrous Sulfate 324 mg Enteric-Coated Gentle Iron Supplement for contains 1 active ingredients: Iron (as ferrous sulfate) (65.0 mg). Notable high-dose ingredients include Iron at 362% DV. Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is Perrigo PD-RX Pharma Ferrous Sulfate 324 mg Enteric-Coated Gentle Iron Supplement for safe to take?

Perrigo PD-RX Pharma Ferrous Sulfate 324 mg Enteric-Coated Gentle Iron Supplement for has been analyzed for ingredient safety across all its components. Of 26 inactive ingredients, 6 are rated safe. 3 ingredients are flagged for review: Polyethylene Glycol, Titanium Dioxide, Sodium Lauryl Sulfate. 'Caution' doesn't mean dangerous — it indicates the ingredient has some considerations worth being aware of, such as potential sensitivities or ongoing research. Always consult your healthcare provider before starting any new supplement, especially if you take medications or have underlying health conditions.

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.