The Isopure Company

15 products

About the brand

ISOPURE is a protein-focused nutrition brand known for whey-protein-isolate powders and ready-to-drink products, including low-carbohydrate and clear-protein formats. Its current range also includes plant-based protein and collagen products. The brand frames its approach around purity, simplicity and quality.

History

The brand's official history says its founders began developing their nutrition business in 1984 and introduced Isopure in 1998. Glanbia announced its acquisition of The Isopure Company in 2014.

Brand analysis

out of 100

The Isopure Company shows credible market validation, and customer feedback is positive but mixed relative to stronger peers across a broad on-market catalog. Serving economics look relatively costly. Direct certification, testing, manufacturing, and policy evidence remains too limited for the highest level of confidence.

Our brand assessment, separate from the median product score. Updated Aug 11, 2026.

Quality Assurance and Safety Record

Quality assurance is only partly supported because certification, batch testing, and manufacturing details are not included. No negative safety evidence appears in the supplied data, but that absence warrants a cautious baseline.

Portfolio Quality Signals

Portfolio quality is difficult to verify from the available coverage. Missing dosage, ingredient-form, and direct quality details leave consistency uncertain.

Customer Validation

Customer validation is strong because every listed product has reviews and feedback spans the catalog. Aggregate data does not show recency, detail, or authenticity patterns, so some uncertainty remains.

Value Positioning

Value appears challenging because serving economics are elevated. Limited dosage and testing detail makes the premium difficult to justify.

Brand Execution

Brand execution appears coherent across a sizable supplement assortment. Product-level naming and labels are not supplied, leaving some uncertainty about consistency and duplication.

Brand Trust Signals

Strong customer activity supports a credible commercial presence. Business identity, support access, and policy details are not supplied, so broader trust remains only partly established.

Market Presence

Market presence is well established through a broad on-market catalog. The assortment remains supplement-relevant, although its breadth makes the central focus less distinct.

Founded: The Isopure protein brand was introduced in 1998
Country of origin: United States
Parent company: Glanbia plc (through Glanbia Performance Nutrition)
Specialties: Whey protein isolate, Clear protein, Ready-to-drink protein, Plant-based protein, Collagen

Category
Protein 11 scored	15	72
Minerals 11 scored	13	72
Vitamins 9 scored	11	72

Ingredients

Showing 1–10 of 27 ingredientsMost products first

Collection
Calcium 11 scored	13	72
Protein (unspecified) 11 scored	13	72
Sodium 11 scored	13	72
Whey Protein 10 scored	12	72
Biotin 9 scored	11	72
Chloride 9 scored	11	72
Chromium 9 scored	11	72
Copper 9 scored	11	72
Folate 9 scored	11	72
Iodine 9 scored	11	72

15 of 15 products have a collection match. A product can appear in more than one group.

Median scores are out of 100, use the current product scores and need at least 3 scored products. Groups with fewer scores show “Not enough data”.

Products from The Isopure Company

Name	Score	Qnt	Srv	Form	Price	Price serving	Ingredients
Isopure Whey Protein Isolate UnflavoredThe Isopure Company	80	1	16	lb(s)	$29.99	$1.87	Sodium Protein (unspecified)Calcium
Isopure Whey Protein Isolate UnflavoredThe Isopure Company	78	3	47	lb(s)	$90.89	$1.93	Sodium Protein (unspecified)Calcium
Isopure Low Carb Dutch ChocolateThe Isopure Company	75	3	45	lb(s)	$87.14	$1.93	Sodium Protein (unspecified)Calcium Iron Potassium Vitamin A
Isopure Zero Carb Creamy VanillaThe Isopure Company	73	7	110	lb(s)	$169.99	$1.54	Sodium Protein (unspecified)Calcium Potassium Vitamin A Vitamin C
Isopure Zero Carb Creamy VanillaThe Isopure Company	72	1	15	lb(s)	$24.99	$1.66	Biotin Sodium Protein (unspecified)Calcium Potassium Vitamin A
Isopure Zero Carb Toasted CoconutThe Isopure Company	72	3	42	lb(s)	$88.55	$2.10	Sodium Protein (unspecified)Calcium Potassium Vitamin A Vitamin C
Isopure Zero Carb Creamy VanillaThe Isopure Company	72	4	66	lb(s)	$114.97	$1.74	Sodium Protein (unspecified)Iodine Magnesium Zinc Selenium
Isopure Low Carb Dutch ChocolateThe Isopure Company	72	4	62	lb(s)	$111.39	$1.79	Sodium Protein (unspecified)Calcium Iron Potassium Vitamin A
Isopure Zero Carb Creamy VanillaThe Isopure Company	71	3	44	lb(s)	$88.93	$2.02	Sodium Protein (unspecified)Calcium Potassium Vitamin A Vitamin C
Isopure Zero Carb Protein Powder Cookies & CreamThe Isopure Company	71	1	15	lb(s)	$30.29	$2.01	Sodium Protein (unspecified)Calcium Potassium Vitamin A Vitamin C
Isopoure Low Carb Dutch ChocolateThe Isopure Company	70	1	14	lb(s)	$29.24	$2.08	Sodium Protein (unspecified)Calcium Iron Potassium Vitamin A
Isopure Low Carb Dutch ChocolateThe Isopure Company	Not scored	7	104	lb(s)	$169.99	$1.63	Sodium Protein (unspecified)Calcium Iron Potassium Vitamin A
Isopure Whey Protein Isolate Natural Chocolate FlavorThe Isopure Company	Not scored	7	97	lb(s)	Not available	Not available	Sodium Protein (unspecified)Calcium Iron Potassium Vitamin A
Isopure Whey Protein Isolate UnflavoredThe Isopure Company	Not scored	20	313	lb(s)	Not available	Not available	Calcium Protein (unspecified)Sodium
Isopure Zero Carb Protein Powder Cookies & CreamThe Isopure Company	Not scored	3	44	lb(s)	$104.77	$2.38	Sodium Protein (unspecified)Copper Manganese Chromium Molybdenum

History

Categories

Ingredients

Products from The Isopure Company