Source Naturals

Spirulina Powder

D
N+ Score60
Greens & SuperfoodsServing: 2 tsp [approx. 6 g]Type: Other Combinations [A1325]

Source Naturals Spirulina Powder is a greens supplement providing Vitamin A, Iron, and Protein. It supports general nutrition and energy for individuals seeking a convenient superfood source.

About This Product

Spirulina Powder by Source Naturals is a greens & superfoods supplement containing 7 active ingredients. It has earned an N+ Score of 60/100 (Grade D).

Notable clinical-dose ingredients include Vitamin A.

N+ Score Breakdown

Ingredient Adequacy50/100

Are key ingredients present at clinically effective doses based on research?

Formula Completeness25/100

Does the product include all expected ingredients for its supplement category?

Label Transparency100/100

Are individual ingredient amounts clearly disclosed without proprietary blends?

Ingredient Diversity79/100

Does the formula include a breadth of beneficial compounds from multiple pathways?

Strengths

  • +Fully transparent label with individual ingredient amounts disclosed
  • +Broad ingredient diversity exceeding category norms
  • +1 ingredient(s) at clinical dose levels

Weaknesses

  • −Missing several expected ingredients for its category

Ingredient Analysis (7 ingredients)

IngredientAmountDose Adequacy
Calories25.000 Calorie(s)N/A
Vitamin A5000.000 IUHigh
Iron1.700 mgUnder
Total Carbohydrates1.000 Gram(s)N/A
Sodium20.000 mgN/A
Protein3.000 Gram(s)N/A
Spirulina6.000 Gram(s)N/A

Clinical ranges based on NIH ODS Fact Sheets and peer-reviewed research. Status indicates whether the amount meets evidence-based thresholds.