Nitric Oxide Booster product image with 60/100 Zerotox safety score

Is Nitric Oxide Booster Safe? Ingredient Analysis

Nutricost

Nitric Oxide Booster 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 sections below explain why ingredients like Gelatin Capsule affect the overall evaluation.

60 / 100

Moderate quality

Why score is 60

This supplement contains L-Arginine and L-Citrulline, which are amino acids known for their role in nitric oxide production. However, the presence of gelatin capsules raises concerns about animal-derived ingredients.

Main concern

Gelatin capsules indicate the presence of animal-derived ingredients, which may not be suitable for vegetarians or vegans.

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

  • L-Arginine is an amino acid that supports nitric oxide production, potentially aiding in blood flow.
  • L-Citrulline is another amino acid that may enhance exercise performance and recovery.
  • Magnesium stearate is a vegetable-derived lubricant that aids in capsule manufacturing.
  • Calcium silicate and silica are used as anti-caking agents, ensuring product stability.

Concerns

  • Gelatin capsules indicate the presence of animal-derived ingredients, which may not be suitable for vegetarians or vegans.
  • L-Arginine HCl is a processed form of L-Arginine, raising concerns about ingredient purity.
  • Arginine AKG 2:1 is a combination that may not be as effective as pure forms of L-Arginine.
  • The overall composition includes several processed ingredients, which may detract from the product's natural quality.

Who should avoid this product?

This product may be less suitable for:

  • people avoiding animal-derived ingredients

Ingredients breakdown

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

  • Is L Arginine safe in this supplement?

    Good

    L Arginine is used here as base. L-Arginine is an amino acid that supports nitric oxide production, which may enhance blood flow and exercise performance.

    Role in formula: base

    Original: L-Arginine

    Read the full ingredient profile for L Arginine

  • Is L Arginine Hcl safe in this supplement?

    Medium

    L Arginine Hcl is used here as base. L-Arginine HCl is a processed form of L-Arginine, which may raise concerns about ingredient purity and effectiveness.

    Role in formula: base

    Original: L-Arginine HCl

  • Is Arginine Akg 2 1 safe in this supplement?

    Medium

    Arginine Akg 2 1 is used here as base. Arginine AKG 2:1 is a combination of L-Arginine and alpha-ketoglutarate, which may not be as effective as pure L-Arginine.

    Role in formula: base

    Original: Arginine AKG 2:1

  • Is L Citrulline safe in this supplement?

    Good

    L Citrulline is used here as base. L-Citrulline is an amino acid that may enhance nitric oxide levels and improve exercise performance.

    Role in formula: base

    Original: L-Citrulline

    Read the full ingredient profile for L Citrulline

  • Is L Citrulline Malate 2 1 safe in this supplement?

    Medium

    L Citrulline Malate 2 1 is used here as base. L-Citrulline Malate 2:1 combines L-Citrulline with malate, which may support energy production but is a processed form.

    Role in formula: base

    Original: L-Citrulline Malate 2:1

  • Is Gelatin Capsule safe in this supplement?

    Bad

    Gelatin Capsule is used here as base. Gelatin capsules are derived from animal sources, raising concerns for vegetarians and vegans.

    Role in formula: base

    Original: Gelatin capsule

  • Is Magnesium Stearate safe in this supplement?

    Medium

    Magnesium Stearate is used here as emulsifier. Magnesium stearate is a vegetable-derived lubricant used in capsule manufacturing, but its processing raises some concerns.

    Role in formula: emulsifier

    Original: magnesium stearate (vegetable source)

    Read the full ingredient profile for Magnesium Stearate

  • Is Calcium Silicate safe in this supplement?

    Medium

    Calcium Silicate is used here as anti-caking agent. Calcium silicate is used as an anti-caking agent, ensuring product stability but is a processed ingredient.

    Role in formula: anti-caking agent

    Original: calcium silicate

    Read the full ingredient profile for Calcium Silicate

  • Is Silica safe in this supplement?

    Medium

    Silica is used here as anti-caking agent. Silica is used to prevent clumping in powdered products, but it is a processed ingredient.

    Role in formula: anti-caking agent

    Original: silica

    Read the full ingredient profile for Silica

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: 3443828

More from this brand: Nutricost products in Zerotox

Similar products: supplement in Zerotox database

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

Browse supplements products on Zerotox with ingredient analysis.
This product includes positive or neutral ingredients such as: l-arginine, l-citrulline. See the Ingredients section above.
Our analysis indicates animal-derived ingredients may be present in this product. See the Ingredients section and the label for details.
We do not detect parabens in this product's listed ingredients. Always check the label as formulations change.
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.
Browse Nutricost products on Zerotox with ingredient analysis and safety scores.
Nutricost — Nitric Oxide Booster 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.
This product is flagged for: Gelatin capsules indicate the presence of animal-derived ingredients, which may not be suitable for vegetarians or vegans.; L-Arginine HCl is a processed form of L-Arginine, raising concerns about ingredient purity.; Arginine AKG 2:1 is a combination that may not be as effective as pure forms of L-Arginine.. See the Concerns and Ingredients sections above.
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 — Nitric Oxide Booster has a Zerotox score of 60 / 100 among supplements products. See the full breakdown above.
Our analysis notes: L-Arginine is an amino acid that supports nitric oxide production, potentially aiding in blood flow.; L-Citrulline is another amino acid that may enhance exercise performance and recovery.; Magnesium stearate is a vegetable-derived lubricant that aids in capsule manufacturing.. See the Pros section above.