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NOW Kelp, 150 mcg supplement bottle
NOW

Kelp, 150 mcg Review

What We Researched
· 11 inactive ingredients decoded · 9 brand certifications checked · Page generated: Sep 2026
93
Product Score Excellent
100
Brand Score Excellent

Two independent scores — the product and the brand behind it, never blended into one number. See our methodology.

Product Analysis

Transparency Fair

Supplement Facts

No supplement facts data available.

Bioavailability N/A

Absorption Rating

No ingredient forms matched our reference database.

Other Ingredients Excellent

Fillers & Additives

  • Microcrystalline Cellulose
  • Ascorbyl Palmitate
  • Sunflower Oil
  • Sunflower Lecithin
  • Hypromellose
  • Cellulose
  • Magnesium Stearate
  • Vegetable Stearic Acid
  • Triethyl Citrate
  • Stearic Acid
  • Vegetarian Coating
Efficacy N/A

Dosage Analysis

Dosage data not available for assessment.

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Microcrystalline Cellulose Safe

Adds bulk to small-dose supplements to make tablets/capsules a manageable size.

Ascorbyl Palmitate Safe

Prevents oxidation and extends shelf life of oil-based supplements.

Sunflower Oil Safe

Helps dissolve and absorb fat-soluble vitamins.

Sunflower Lecithin Safe

Helps mix oil and water-based ingredients. Allergen-free alternative to soy lecithin.

Hypromellose Safe

Forms vegetarian capsule shells. Dissolves easily in the stomach.

Cellulose Safe

Provides bulk and structure in tablets and capsules.

Magnesium Stearate Safe

Prevents ingredients from sticking to manufacturing equipment during tableting.

Vegetable Stearic Acid Generally_safe

It is used to prevent ingredients from sticking to manufacturing equipment.

Triethyl Citrate Generally_safe

It is used as a plasticizer or solvent.

Stearic Acid Safe

Helps ingredients flow smoothly through manufacturing equipment.

Vegetarian Coating Generally_safe

It is added to coat tablets or capsules.

Brand Trust Report
NOW

Founded 1968 · Bloomingdale, Illinois, USA · 1759 products · nowfoods.com

Certifications

9 certifications
Informed Sport Source available Primary evidence
Npa Gmp Source available Primary evidence
Consumerlab Source available Primary evidence
Labdoor Source available Primary evidence
Fda Gmp Inspections Source available Primary evidence
Non Gmo Project Source available Primary evidence
Usda Organic Source available Primary evidence
Vegan Certified Source available Primary evidence
Informed Choice Supporting evidence unavailable

Transparency

5 claims
Coa Availability — Verified Evidence available Evidence
Third Party Testing Claim — Verified Evidence available Evidence
Testing Lab Disclosure — Claimed Brand claim; evidence unavailable
In House Testing — Verified Evidence available Evidence

Violation History

8 incidents
Lawsuit Mislabeled St. John's Wort supplement, containing significantly less of the active ingredient than advertised.None Source available Primary source
Lawsuit A data breach that compromised personal and health information of employees and dependents.2023 Source available Primary source
Prop 65 Lead2021-11-30 Source available Primary source
Recall NOW Real Food® Raw Macadamia Nuts2020-06-12 Source available Primary source
Recall NOW Real Food® Raw Macadamia Nuts2020-06-12 Source available Primary source
Recall NOW Real Food® Zesty Sprouting Mix2018-06-21 Source available Primary source
Lawsuit Misleadingly using slack-fill packaging for their Vitamin C supplements.2015 Source available Primary source
Fda Warning Adulterated Dietary Supplement due to pesticide (quintozene) contamination in American Ginseng.2007-10-12 Source available Primary source
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Frequently Asked Questions
Is NOW Kelp, 150 mcg a good supplement?

NOW Kelp, 150 mcg received a product quality score of 93/100 in GoodSupp's independent analysis, placing it in the top tier of supplements we've analyzed. All 11 inactive ingredients (fillers, binders, capsule materials) are rated safe — a clean formulation with no flagged additives. The manufacturer, NOW, holds a brand trust score of 100/100.

Is NOW Kelp, 150 mcg safe to take?

GoodSupp reviewed the inactive-ingredient data available for NOW Kelp, 150 mcg. All 11 inactive ingredients — including capsule materials, fillers, and binders — are currently classified as safe in GoodSupp's ingredient reference data. This label analysis cannot determine whether the product is safe for a particular person, and source labels may change. Always consult your healthcare provider before starting any new supplement, especially if you take medications or have underlying health conditions.

Is NOW a trustworthy supplement brand?

NOW receives a brand trust score of 100/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 1968 and headquartered in Bloomingdale, Illinois, USA, the company offers 1759 products in their lineup. Note: NOW has 8 historical regulatory incidents on record, which are factored into the trust score.

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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 — read our methodology. 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.