BioStacks
Vital Nutrients

Phosphatidylserine

2 Softgels · 30 servings · $1.63/serving

iHerbAmazon

Best for

Stress & Mood

Ingredients (1)

Phosphatidylserine

100%

Dose

300 mg

Target

300–800 mg

Form

—

Other Ingredients (8)

Medium Chain Triglyceride OilCarrier

Fractionated oils rich in C8/C10 triglycerides used as neutral carrier or anti-sticking agent

Silicon DioxideAnti-caking

Fine silica powder used to prevent clumping

Ascorbyl PalmitateAntioxidant

Fat-soluble form of vitamin C used as preservative

GelatinCapsule

Protein derived from collagen, used in traditional capsule shells

GlycerinHumectant

Sweet-tasting liquid used in soft capsules and liquids

Mixed TocopherolsAntioxidant

Natural vitamin E used as preservative

Sunflower Seed OilCarrier

Common vegetable oil from sunflower seeds used as a carrier in softgels for fat-soluble nutrients

Purified WaterSolvent

Water meeting USP specifications used as solvent/vehicle in gummies and liquids

How to Take It

Best taken in the evening

Evening use targets nighttime cortisol; fat-soluble, so take with food.

With food

On the label

1 to 2 softgels, 2 times a day, ideally with food, or as directed by your healthcare professional.

General guidance based on the ingredients, not a substitute for the label or your doctor.

Price Check

$48.90

$20$50$100

Pricier than 76% of 32 PS supplements

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Sources & Scoring

Nutrient data (RDA, UL, and safety thresholds) sourced from: NIH Office of Dietary Supplements and National Academies Dietary Reference Intakes (DRI).

This is not medical advice. Consult a healthcare provider before making changes to your supplement routine.

The score analyzes what's on the label: ingredient doses vs. clinical ranges, chemical forms, evidence levels, and known interactions. It does not verify label accuracy or test for contaminants — for that, look for third-party certifications like USP or NSF.

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