Phosphatidyl Serine with SerinAid PhosphatidylSerine 100 mg by Doctor's Best — Ingredients, Evidence & Safety

Product Label

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Label Data

1 Veggie Capsule(s) Serving Size

120 Servings

Fat/Fatty Acid Product Type

0% Evidence Coverage

Supplement Facts — Evidence Check

Phosphatidylserine

100 mg

📊 Market median: 100.0mg (108 products)

Median 100.0mg This product: 100mg

Other Ingredients

Cellulose Modified Cellulose Silicon Dioxide Magnesium Stearate

Label Claims — Verification

❓ Nutrient

❓ All Other

❓ Structure/Function

All Other (97% of products) Structure/Function (89% of products) Nutrient (29% of products) No Claim (2% of products) Qualified Health (2% of products)

Target Groups

Vegan Vegetarian Adult (18 - 50 Years) Gluten Free

Product Information

📋 Directions for Use

Suggested Adult Use: Take 1 capsule 3 times daily with meals, or as recommended by a nutritionally-informed physician.

⚠️ Warnings & Precautions

Contains soy

🧪 Formulation Notes

Doctor’s Best Phosphatidylserine (PS) contains SerinAid, which provides a vital nutrient, PS, for the brain’s nerve cell connections (synapses).

Phosphatidyl Serine With SerinAid PhosphatidylSerine

Contains soy

Gluten free / Vegan

Additional Information

PS helps facilitate the activity of neurotransmitters involved in learning‚ memory‚ and mood. PS supports overall cognitive function, focus and mental clarity. PS and other phospholipids are structural components of brain neurons that can help enhance cell-to-cell communication.

Numerous double-blind clinical trials document the benefits of PS for memory, learning, and other cognitive functions. PS also helps the body cope with stress. Helps support memory, learning, and other cognitive functions Helps assist the brain and body in coping with stress Helps facilitate nerve cell connectivity

YDRB220-2

Powerful memory support

Store in a cool dry place.

Product Details

UPC / SKU 7 53950 00220 3

DSLD Entry Date 2017-12-22

Product Type Fat/Fatty Acid

Form Softgel Capsule

Brand Doctor's Best

DSLD ID 81960

Data Updated 2026-04-11

Research Evidence

5 Research Sources

48 Avg Quality Score

5 Rct

C Influence of phosphatidylserine on cognitive performance and cortical activity after induced stress

Rct Nutritional neuroscience 2008

PubMed DOI

C Effects of a food supplement containing phosphatidylserine on cognitive function in Chinese older adults with mild cognitive impairment: A randomized double-blind, placebo-controlled trial

Rct Journal of affective disorders 2025

PubMed DOI

C A Magtein®, Magnesium L-Threonate, -Based Formula Improves Brain Cognitive Functions in Healthy Chinese Adults.

Rct Nutrients

PubMed DOI

C Phosphatidylserine enriched with polyunsaturated n-3 fatty acid supplementation for attention-deficit hyperactivity disorder in children and adolescents with epilepsy: A randomized placebo-controlled trial.

Rct Epilepsia open

PubMed DOI

C Acute cognitive effects of standardised Ginkgo biloba extract complexed with phosphatidylserine

Rct Human psychopharmacology 2007

PubMed

View all evidence for Phosphatidylserine →