Spirulina by Natural Elements — Ingredients, Evidence & Safety

🟢 100/100

This product looks safe

No ingredients exceed tolerable upper intake levels
39% of ingredients have research evidence

A Label Compliance Grade

Product Label

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Label Data

6 Capsule(s) Serving Size

30 Servings

Other Combinations Product Type

39% Evidence Coverage

Supplement Facts — Evidence Check

Vitamin A

7000 IU (233% DV)

Vitamin C

6 mg (10% DV)

Vitamin E

20 IU (60% DV)

✅ Within RDA (0.9× RDA of 15 mg) 📚 177 studies (Tier A: 3, B: 90)

RDA 15mg This product: 13.4mg UL 1000mg

Vitamin K

7.5 mcg (7.5% DV)

✅ Within RDA (0.1× RDA of 0.12 mg) 📚 273 studies (Tier A: 9, B: 175)

RDA 0.12mg This product: 0.0075mg

Vitamin B1

0.9 mg (7.5% DV)

✅ Within RDA (0.8× RDA of 1.2 mg) 📚 76 studies (Tier A: 0, B: 33)

RDA 1.2mg This product: 0.9mg

Vitamin B2

0.12 mg (11% DV)

✅ Within RDA (0.1× RDA of 1.3 mg) 📚 12 studies (Tier A: 0, B: 1)

RDA 1.3mg This product: 0.12mg

Vitamin B12

7 mcg (291% DV)

✅ 2.9× RDA — within safe limits 📚 138 studies (Tier A: 1, B: 44)

RDA 0.0024mg This product: 0.007mg

Calcium

34 mg (3.4% DV)

Iron

1 mg (8% DV)

Magnesium

7 mg (2% DV)

📊 Market median: 4002.0mg (1 products) 📚 20 studies (Tier A: 0, B: 2)

This product: 7mg

Selenium

2 mcg (3.6% DV)

📊 Market median: 0.2mg (343 products) 📚 172 studies (Tier A: 0, B: 67)

RDA 0.055mg This product: 0.002mg UL 0.4mg

Potassium

41 mg (1% DV)

Phycocyanin

210 mg

Chlorophyll

30 mg

Gamma-Linolenic Acid

30 mg

Carotenoids

11.5 NP

Zeaxanthin

2.5 mg

📊 Market median: 4.0mg (32 products)

This product: 2.5mg

organic Spirulina

Other Ingredients

Vegetable Capsules Rice Flour

Label Claims — Verification

❓ Nutrient

❓ All Other

❓ Structure/Function

All Other (98% of products) Structure/Function (82% of products) Nutrient (38% of products)

Target Groups

Adult (18 - 50 Years) Gluten Free

Product Information

📋 Directions for Use

Directions: Take 6 capsules per day with a meal or as directed by a physician.

⚠️ Warnings & Precautions

Caution: Do not exceed recommended dose.

Pregnant or nursing mothers, children under the age of 18, individuals with a known medical condition or any medications should consult a physician before using this or any dietary supplement.

Contains vitamin K Consult with a physician if taking blood thinners.

🧪 Formulation Notes

Supports immune, brain, and heart health. Supports an alkaline balance pH.

Gluten free Made with Non-GMO ingredients

Pure spirulina superfood

Promotes immunity boost and energy Supports heart and brain health High antioxidant for healthy digestive system

High in Protein, B12, Iron and Phytonutrients

Additional Information

100 day money back guarantee Satisfaction guarantee We offer a full refund on the purchase price of your order (minus shipping) within 100 days of purchase. Please recycle

GMP Quality Good Manufacturing Practice Certification Made in USA

Product Details

UPC / SKU 6 12520 47194 1

DSLD Entry Date 2020-12-26

Product Type Other Combinations

Form Capsule

Brand Natural Elements

DSLD ID 240250

Data Updated 2026-04-11

Research Evidence

10 Research Sources

51 Avg Quality Score

3 Meta Analysis

3 Rct

2 Systematic Review

2 Clinical Trial

B The effect of Spirulina supplementation on lipid profile: GRADE-assessed systematic review and dose-response meta-analysis of data from randomized controlled trials

Meta Analysis Pharmacological research 2023

PubMed DOI

B A systematic review and meta-analysis of the impact of Spirulina supplementation on plasma lipid concentrations

Meta Analysis Clinical nutrition (Edinburgh, Scotland) 2016

PubMed DOI

B Potential benefits of microalgae intake against metabolic diseases: beyond spirulina-a systematic review of animal studies

Systematic Review Nutrition reviews 2024

PubMed DOI

C The effects of Spirulina supplementation on metabolic syndrome components, its liver manifestation and related inflammatory markers: A systematic review

Systematic Review Complementary therapies in medicine 2019

PubMed DOI

C The effects of spirulina on glycemic control and serum lipoproteins in patients with metabolic syndrome and related disorders: A systematic review and meta-analysis of randomized controlled trials

Meta Analysis Phytotherapy research : PTR 2019

PubMed DOI

C The effects of spirulina intake on clinical and metabolic parameters in Alzheimer's disease: A randomized, double-blind, controlled trial

Rct Phytotherapy research : PTR 2023

PubMed DOI

C Antioxidant Efficacy of a Spirulina Liquid Extract on Oxidative Stress Status and Metabolic Disturbances in Subjects with Metabolic Syndrome.

Rct Marine drugs

PubMed DOI

C Combined high-intensity interval training and spirulina supplementation synergistically improve inflammatory and lipid-associated biomarkers in men with obesity.

Rct Nutrition research (New York, N.Y.)

PubMed DOI

C The Effects of Spirulina Platensis on Insulin Resistance in HIV-infected Patients

Clinical Trial ClinicalTrials.gov 2008

ClinicalTrials.gov

C Carbon-13 (13C)-Spirulina Platensis Gastric Emptying Breath Test (GEBT)

Clinical Trial ClinicalTrials.gov 2010

ClinicalTrials.gov

View all evidence for Spirulina →