🟢 100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • 67% of ingredients have research evidence
A Label Compliance Grade

Product Label

📸

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Label Data

1 Veg Capsule(s) Serving Size
120 Servings
Other Combinations Product Type
67% Evidence Coverage

Supplement Facts — Evidence Check

100 mg (18% DV)
✅ Within RDA (0.2× RDA of 550 mg) 📚 36 studies (Tier A: 1, B: 7)
RDA 550mg This product: 100mg UL 3500mg
📊 Market median: 100.0mg (108 products)
Median 100.0mg This product: 100mg
50 mg
📊 Market median: 550.0mg (217 products) 📚 29 studies (Tier A: 0, B: 5)
This product: 50mg

Other Ingredients

Cellulose Hypromellose Silicon Dioxide Magnesium Stearate

Label Claims — Verification

Nutrient
All Other
Structure/Function
All Other (97% of products) Structure/Function (90% of products) Nutrient (42% of products)

Target Groups

Vegan Vegetarian Adult (18 - 50 Years) Kosher Gluten Free Dairy Free

Product Information

📋 Directions for Use

Suggested Usage: Take 1 capsule 1 to 3 times daily, preferably with food.

⚠️ Warnings & Precautions

Caution: For adults only. Keep out of reach of children.

Consult physician if pregnant/nursing, taking medication, or have a medical condition.

Contains soy (phosphatidyl serine).

Not manufactured with wheat, gluten, milk, egg, fish, shellfish or tree nut ingredients. Produced in a GMP facility that processes other ingredients containing these allergens.

🧪 Formulation Notes

NOW Phosphatidyl Serine is a phospholipid compound derived from soy lecithin that plays an essential role in cell membrane composition and intercellular communication. Phosphatidyl serine is a major structural component of neural membranes where it assists in the conduction of electrical impulses and facilitates the activity of neurotransmitters involved in learning, memory, and mood. These properties make NOW Phosphatidyl Serine an ideal supplement for the support of cognitive function.

Natural color variation may occur in this product. Cognitive health Supports memory and brain function Promotes intercellular communication

Vegetarian/Vegan

Triangle K (Kosher)

Made and quality tested in the USA with globally sourced ingredients.

Not manufactured with wheat, gluten, milk, egg, fish, shellfish or tree nut ingredients.

Additional Information

Triangle K (Kosher)

General health Family owned since 1968.

Store in a cool, dry place after opening.

GMP Quality Assured

Product Details

UPC / SKU 7 33739 02381 0
DSLD Entry Date 2024-06-20
Product Type Other Combinations
Form Capsule
Brand NOW
DSLD ID 313902
Data Updated 2026-04-11

Research Evidence

28 Research Sources
47 Avg Quality Score
11 Clinical Trial
8 Rct
2 Guideline
2 Meta Analysis
2 Regulatory Source
1 Systematic Review
1 Openfda Safety
B Greater Choline-Containing Compounds and Myo-inositol in Treatment-Resistant Versus Responsive Schizophrenia: A 1H-Magnetic Resonance Spectroscopy Meta-analysis
Meta Analysis Biological psychiatry. Cognitive neuroscience and neuroimaging 2024
B Integrating multi-structure covalent docking with machine-learning consensus scoring enhances potency ranking of human acetylcholinesterase inhibitors.
Guideline Briefings in bioinformatics 2026
B Evidence-based clinical practice guidelines for functional dyspepsia 2021.
Guideline Journal of gastroenterology 2022
B Scientific Opinion on health claims related to choline
Regulatory Source EFSA Journal 2011
C Effectiveness of nutritional interventions to prevent nonprogressive congenital and perinatal brain injuries: a systematic review and meta-analysis of randomized trials
Meta Analysis Nutrition reviews 2022
C Two methods for assessment of choline status in a randomized crossover study with varying dietary choline intake in people: isotope dilution MS of plasma and in vivo single-voxel magnetic resonance spectroscopy of liver.
Rct The American journal of clinical nutrition
C Choline and betaine concentrations in plasma discriminate levels of dietary choline intake in healthy adults: analysis of a double-blind randomized crossover controlled feeding study.
Rct The American journal of clinical nutrition
C Nutrient-based therapies for bipolar disorder: a systematic review
Systematic Review Psychotherapy and psychosomatics 2013
C The association of betaine, homocysteine and related metabolites with cognitive function in Dutch elderly people
Rct The British journal of nutrition 2007
C Differential metabolism of choline supplements in adult volunteers.
Rct European journal of nutrition
View all evidence for Choline →

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