Blue-Green Algae 500 mg®

Other Combinations

Brand: Source Naturals

Tablet or PillOther CombinationsOn Market

Product label for Blue-Green Algae 500 mg — Click to view full label

Net Contents

100 Tablet(s)

Serving Size

1 Tablet(s)

Servings Per Container

Not specified

Supplement Form

Tablet or Pill

Bar Code (UPC/SKU)

0 21078 00172 0

Product Version

SN0172 REV G151

Label Analysis

Objective insights generated automatically from the official DSLD label — a quick, factual read of how this product is formulated and disclosed.

1Active Ingredients

Single-ingredient formula listed in Supplement Facts.

100%Amount Transparency

Label includes a proprietary blend, so some individual amounts are not itemized.

3Dietary Attributes

Label states: Vegan, Vegetarian, Gluten-Free.

This analysis is generated algorithmically from label data for educational reference only. It is not a product endorsement, ranking, or medical advice.

Allergen Guide

Contains

Egg
Wheat
Soy
Gluten

Free From

Milk

Allergen flags are parsed automatically from the official label's claims and statements. Always verify against the physical product label before use, especially if you have a severe allergy.

Supplement Facts

Serving Size: 1 Tablet(s) · 1 per day

Ingredient	Amount Per Serving
Organic Blue-Green Algae Blend	500 mg	—
Aphanizomenon flos-aquae	—	—
Arthrospira platensis	—	—

Not Present

Other Ingredients

Silicamodified Cellulose GumStearic Acid

Target Groups

VeganVegetarianAdult (18 - 50 Years)Gluten FreeDairy FreeSugar Free

Label Claims

All Other

Directions & Suggested Use

Suggested/Recommended/Usage/Directions

Suggested Use: 1 tablet daily.

Warnings & Precautions

Precautions re: All Other

Do not exceed suggested use.

Precautions re: Pregnant or Nursing or Prescription Medications

Note: If you are pregnant, may become pregnant, or breastfeeding, consult your health care professional before using this product.

Precautions re: All Other

Do not use if either tamper-evident seal is broken or missing.

Precautions re: Children

Keep out of the reach of children.

Formulation

Formula re: Contains

Its name comes from the two color pigments it contains, phycocyanin, which is blue, and chlorophyll, which is green.

Formulation re: Vegetarian/Vegan

Suitable for Vegetarians and Vegans.

Formulation re: Does NOT Contain

Contains no dairy, egg, gluten, corn, soy or wheat. Contains no sugar, starch, salt, preservatives, or artificial color, flavor or fragrance.

FDA Statements

FDA Statement of Identity

Dietary Supplement

Other Label Statements

General Statements: All Other Content

From Klamath Lake

General Statements: All Other Content

Source Naturals Blue-Green Algae is wildcrafted and harvested in the prime upper regions of Upper Klamath Lake, Oregon, and is of the highest quality available.

General: Product/Version Code

SN0172 REV G151

Manufacturer & Distributor

Distributor

Source Naturals, Inc.

P. O. Box 2118, Santa Cruz, CA, 95062

Market Reference

$7.81 – $67570.00· 11 listings

Blue-Green Algae Source Naturals
Vitacost.com4.7(134)
$53.65
Source Naturals Spirulina
iHerb4.8(190)
$13.40
Source Naturals Chlorella 500 mg Tablets
iHerb4.7(130)
$16.60
Source Naturals Blue-Green Algae, Freeze Dried Tablet
Instacart4.7(134)
$67570.00
Pure Synergy Blue-Green Algae Capsules
Vitacost.com4.8(618)
$37.97
Kuli Kuli Sea Moss & Blue Spirulina Superfood Gummies
Whole Foods Market5.0(7)
$29.99
Swanson Spirulina Blue-Green Algae 500 mg 90 Capsules
Swanson Health Products4.8(226)
$7.81Lowest
Spirulina 500 Mg Blue Green Micro Algae 250 Capsules
Wonder Laboratories5.0(1)
$8.29

Where to Buy Locally

Enter your city or ZIP code to find supplement & health stores in your area that may carry this product.

Showing representative supplement & health retailers — search above for stores in your area.

The Vitamin Shoppe
4.4 (168)
Vitamin & supplements store
6921 W Newberry Rd, Gainesville, FL 32605
Directions (352) 331-1708
GNC
3.8 (61)
Vitamin & supplements store
3914 SW Archer Rd, Gainesville, FL 32608
Directions (352) 377-6020
Sunflower Health Foods
4.7 (153)
Vitamin & supplements store
3424 W University Ave, Gainesville, FL 32607
Directions (352) 372-7482
Healthy Living 4 U
5.0 (59)
Vitamin & supplements store
179 S Lawrence Blvd, Keystone Heights, FL 32656
Directions (352) 473-3663
B12 RX & MORE
5.0 (316)
Vitamin & supplements store
6419 W Newberry Rd F9 Unit F9, Gainesville, FL 32605
Directions (352) 213-5118
Simply GOODFATS
4.5 (2)
Vitamin & supplements store
3324 W University Ave, Gainesville, FL 32607
Directions (866) 874-3287
GNC
4.1 (26)
Vitamin & supplements store
6379 W Newberry Rd, Gainesville, FL 32605
Directions (352) 331-8205
Gator Nutrition
4.5 (30)
Sports nutrition store
2122 SW 34th St, Gainesville, FL 32608
Directions (352) 554-4276

Research & Studies

Medicinal uses of red algae and blue-green algae
N Naveed - Research Journal of Pharmacy and Technology, 2014 - indianjournals.com
… Red algae are frequently taken as a dietary supplement, though … non-edible species of algae, which are detrimental to health. … in doses of 500 milligrams four to six times daily. Organic …
20148 citations
The utility of algae as sources of high value nutritional ingredients, particularly for alternative/complementary proteins to improve human health
JY Wu, R Tso, HS Teo, S Haldar - Frontiers in nutrition, 2023 - frontiersin.org
… supplement. Notable edible species include Chlorella, and cyanobacteria (or blue-green algae… A lower algae dose of 500 mg/day brown algae could explain why no changes in hs-CRP …
2023165 citations
Health benefits of blue-green algae: prevention of cardiovascular disease and nonalcoholic fatty liver disease
CS Ku, Y Yang, Y Park, J Lee - Journal of medicinal food, 2013 - journals.sagepub.com
… consumed as a dietary supplement or a food component to obtain health benefits against CVD … Summary of the protective effects of blue-green algae (BGA) against the development of …
2013174 citations
Algae and Algal Protein in Human Nutrition: A Narrative Review of Health Outcomes from Clinical Studies
Z Wang, M Scherbinek, T Skurk - Nutrients, 2026 - mdpi.com
… the effects of algal supplements on cardiovascular health, with a … of 500 mg Ascophyllum nodosum and Fucus vesiculosus extract administered prior to a carbohydrate load in healthy …
20262 citations
In vitro and in vivo safety assessment of edible blue-green algae, Nostoc commune var. sphaeroides Kützing and Spirulina plantensis
Y Yang, Y Park, DA Cassada, DD Snow… - Food and chemical …, 2011 - Elsevier
… natural sources is needed. Although various BGA species have been consumed as food and natural … The safety of BGA supplements has been a health issue due to toxin contamination …
2011100 citations
… the Total Number of Peripheral CD34+ Cells in Healthy Patients: Effect of Short-Term and Long-Term Nutritional Supplementation (Curcumin/AFA) on CD34+ …
JJ Merino, ME Cabaña-Muñoz, MJ Pelaz - Journal of Personalized …, 2020 - mdpi.com
… glycosinolate of sulforaphane (66 mg/day), plus AFA Algae bluegreen extract (400 mg/day)]. … these supplements; the average age was 54 years old. Notably, the blue green AFA algae …
20205 citations

Data sourced from the U.S. National Institutes of Health, Office of Dietary Supplements Dietary Supplement Label Database (DSLD) · Label entered 2017-06-23. DSLD Label ID: 75389. This information is provided for educational reference only and is not medical advice. Always follow the product label and consult a doctor or pharmacist before use.