Grass-Fed Whey Protein Isolate product image with 60/100 Zerotox safety score

Is Grass-Fed Whey Protein Isolate Safe? Ingredient Analysis

Nutricost

Grass-Fed Whey Protein Isolate is one of the supplement products analyzed by Zerotox for Nutricost. The product scores 60/100 in Zerotox, meaning it looks generally acceptable but still includes some ingredients worth reviewing.

The composition includes grass-fed whey protein isolate and sunflower lecithin. While whey protein is a good source of protein, the presence of lecithin raises moderate concerns about processing.

60 / 100

Moderate quality

Why score is 60

The composition includes grass-fed whey protein isolate and sunflower lecithin. While whey protein is a good source of protein, the presence of lecithin raises moderate concerns about processing.

Main concern

Sunflower lecithin is a processed emulsifier, which may raise concerns about ingredient quality.

Why it matters: This ingredient is flagged in our analysis based on regulatory and scientific sources. Check the Ingredients section for details and see Data sources for methodology.

Regulation status: Ingredient safety is assessed from EU/EPA/CIR and similar databases; formulations may vary. Always read the product label.

Pros

  • Grass-fed whey protein isolate provides a high-quality protein source, beneficial for muscle recovery.
  • Instantized formulation enhances mixability, making it easier to incorporate into shakes or recipes.

Concerns

  • Sunflower lecithin is a processed emulsifier, which may raise concerns about ingredient quality.
  • The product may contain allergens related to dairy, limiting its suitability for some consumers.

Who should avoid this product?

This product may be less suitable for:

  • people with sensitive skin or fragrance sensitivity
  • people avoiding animal-derived ingredients

Ingredients breakdown

Instead of a flat list, this section explains each ingredient in the context of this supplement.

How we score

Our safety scores and ingredient breakdowns are based on regulatory and scientific sources. See Data sources & methodology and How Zerotox works for full details.

Product info

Product ID: 3443836

More from this brand: Nutricost products in Zerotox

Similar products: supplement in Zerotox database

Allergens detected: milk

Report / complain: You may report errors or complain about this product or its formulation to hello [at] zeroto.app . Published for transparency.

Frequently asked questions

The composition includes grass-fed whey protein isolate and sunflower lecithin. While whey protein is a good source of protein, the presence of lecithin raises moderate concerns about processing. Scores are informational only and do not constitute professional advice; always read the label and consult a qualified professional.
This depends on the ingredient profile. People with sensitive skin or scalp, users avoiding fragrance, sulfates or animal-derived ingredients, and cautious shoppers should review the breakdown above before buying. Scores are informational only and do not constitute professional advice; always read the label and consult a qualified professional.
This product includes positive or neutral ingredients such as: whey protein isolate. See the Ingredients section above.
This product is flagged for: Sunflower lecithin is a processed emulsifier, which may raise concerns about ingredient quality.; The product may contain allergens related to dairy, limiting its suitability for some consumers.. See the Concerns and Ingredients sections above.
Our analysis notes: Grass-fed whey protein isolate provides a high-quality protein source, beneficial for muscle recovery.; Instantized formulation enhances mixability, making it easier to incorporate into shakes or recipes.. See the Pros section above.
Our analysis indicates animal-derived ingredients may be present in this product. See the Ingredients section and the label for details.
Based on our data we do not detect fragrance in this product's listed ingredients. Formulations can change; check the label.
Zerotox scores are based on ingredients and are not medical advice. Check the breakdown above and consult a healthcare provider. Scores are informational only and do not constitute professional advice; always read the label and consult a qualified professional.
Nutricost — Grass-Fed Whey Protein Isolate has a Zerotox score of 60 / 100 among supplements products. See the full breakdown above.
Browse Nutricost products on Zerotox with ingredient analysis and safety scores.
Nutricost — Grass-Fed Whey Protein Isolate has a Zerotox safety score of 60 / 100. Higher scores mean fewer concerning ingredients. Scores are informational only and do not constitute professional advice; always read the label and consult a qualified professional.
We do not detect parabens in this product's listed ingredients. Always check the label as formulations change.