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Optimal Protein

product on market Powder Seeking Health Safety: 100/100
100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • Limited research evidence available for ingredients
B Label Compliance Grade
Label

Product Label

Label for Optimal Protein
Open Full PDF View on NIH DSLD →
Details

Label Data

21.5 Gram(s)
Serving Size
15
Servings
Other Combinations
Product Type
0%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

Calories
70 Calorie(s)
Total Carbohydrates
1 Gram(s) (1% DV)
Protein
17 Gram(s) (34% DV)
Iron
3 mg (17% DV)
Sodium
320 mg (14% DV)
Potassium
20 mg (1% DV)

Other Ingredients

Optimal Protein Cellulose Gum Xanthan Gum
Claims

Label Claims — Verification

Unverified Nutrient
Unverified All Other
Info

Product Information

Directions for Use

Suggested Use: Blend, shake or briskly stir one level scoop (21.5g) into 8 to 12 oz of your favorite beverage, or use as directed by your healthcare professional. Blend with organic fruits, vegetables, or sweetener of your choice for better flavor.

This flexible formula can be mixed with pure water or any beverage approved by your healthcare professional.

Warnings & Precautions

Children and pregnant or lactating women should consult their healthcare professional prior to use.

Children and pregnant or lactating women should consult their healthcare professional prior to use.

Do not use if tamper seal is damaged. Cautions: Consult your healthcare professional before use.

Avoid if allergic to any ingredient.

Storage: Keep closed in a cool, dry place out of reach by children.

Cal Prop 65 Warning: This product contains a chemical known to the State of California to cause birth defected or other reproductive harm. For more information regarding California Proposition 65 see: www.seekinghealth.com/media/Prop65.pdf

Formulation Notes

Optimal Protein is a sugar-free source of unadulterated vegetable protein sourced from non-GMO peas and rice, providing 17 grams of high-quality protein in every scoop.

Optimal Protein is a sugar-free source of unadulterated vegetable protein sourced from non-GMO peas and rice, providing 17 grams of high-quality protein in every scoop.

Seeking Health's proprietary Optimal Protein provides pea protein, excellent digestibility, and a well-balanced amino acid profile - including a particularly high content of lysine, arginine, and branched-chain amino acids.

Sugar free Sweetener free Gluten free Soy free No added flavoring Non-GMO

Does Not Contain: Milk/casein, eggs, fish, shellfish, tree nuts, peanuts, wheat/gluten, soy, GMO, artificial colors, or artificial flavors.

Additional Information

Storage: Keep closed in a cool, dry place out of reach by children.

Because it does not provide additional micronutrients, it can easily be added to any functional food formula when additional protein is desired. Micronutrients can also be mixed with Optimal Protein in accordance with recommendations by your healthcare professional. Optimal Protein is an excellent choice of supplementary protein for those who are sensitive to gluten, sugar (including lactose), sweeteners, or flavorings. Futhermore, the use of pea and rice proteins in Optimal Protein avoids major food allergens including milk, egg, soy, and wheat.

The pea protein in Optimal Protein is naturally obtained by simple water extraction, keeping all the nutritional qualities intact. The combination of pea protein and rice protein achieves an amino acid score of 100%.

Physician formulated

Optimal Protein meets or exceeds cGMP quality standards.

REV. 020817 ZCL-SKGHEALTH-013-01

This package is completely recyclable

Metadata

Product Details

UPC / SKU7 10465 14862 8
DSLD Entry Date2018-06-25
Product TypeOther Combinations
FormPowder
DSLD ID174751
Data Updated2026-04-11
Research

Research Evidence

566
Research Sources
56
Avg Quality
240
Meta Analysis
100
Clinical Trial
74
Systematic Review
71
Guideline
58
Rct
11
Cochrane Review
4
Regulatory Source
2
Other
2
Narrative Review
1
Observational
1
Openfda Safety
A Systematic review and meta-analysis of intravenous iron therapy for patients with heart failure and iron deficiency
Meta Analysis Nature medicine 2025 PubMed DOI
A Intermittent iron supplementation for reducing anaemia and its associated impairments in adolescent and adult menstruating women
Meta Analysis The Cochrane database of systematic reviews 2019 PubMed DOI
A Oral or parenteral iron supplementation to reduce deferral, iron deficiency and/or anaemia in blood donors
Meta Analysis The Cochrane database of systematic reviews 2014 PubMed DOI
A Serum or plasma ferritin concentration as an index of iron deficiency and overload
Meta Analysis The Cochrane database of systematic reviews 2021 PubMed DOI
A Non-invasive diagnostic tests for Helicobacter pylori infection
Meta Analysis The Cochrane database of systematic reviews 2018 PubMed DOI
A Hypoxia-inducible factor stabilisers for the anaemia of chronic kidney disease
Meta Analysis The Cochrane database of systematic reviews 2022 PubMed DOI
A Wheat flour fortification with iron and other micronutrients for reducing anaemia and improving iron status in populations
Meta Analysis The Cochrane database of systematic reviews 2021 PubMed DOI
A Fortification of condiments and seasonings with iron for preventing anaemia and improving health
Meta Analysis The Cochrane database of systematic reviews 2023 PubMed DOI
A Screening and Supplementation for Iron Deficiency and Iron Deficiency Anemia During Pregnancy: US Preventive Services Task Force Recommendation Statement.
Guideline JAMA 2024 PubMed DOI
A Psychiatric and cognitive outcomes of iron supplementation in non-anemic children, adolescents, and menstruating adults: A meta-analysis and systematic review
Meta Analysis Neuroscience and biobehavioral reviews 2025 PubMed DOI
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This product page is for informational purposes only and does not constitute medical advice. Always consult your healthcare provider before taking any supplement.