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Source Naturals

Phosphatidyl Serine Matrix™, 500 mg, 60 Softgels

4.7 · 230 reviews
3,153 ₽

Dietary Supplement Supports Memory and Cognition Sharp•PS ® Phosphatidylserine (PS) is a critical component of nerve cell membranes where it assists in the conduction of electrical impulses and facilitates nerve signaling between cells and signaling processes inside cells. As a key phospholipid of the human brain and eye, PS plays important roles in supporting healthy cognitive function, mental acuity and memory.

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Dietary Supplement Supports Memory and Cognition Sharp•PS ® Phosphatidylserine (PS) is a critical component of nerve cell membranes where it assists in the conduction of electrical impulses and facilitates nerve signaling between cells and signaling processes inside cells. As a key phospholipid of the human brain and eye, PS plays important roles in supporting healthy cognitive function, mental acuity and memory.

Customer reviews

5.0
verified purchase
Wow

I always had brain fog and problems remembering names, events that happened and generally having a bad memory. After taking this for about 2 weeks I started noticing that i can remember things and names that were impossible for me to remember. Also helps me articulate better and process information faster, like finding words to say way faster than before. I'm amazed!

9/14/2022
5.0
verified purchase

I have trouble sleeping and so far this is helping me fall asleep and relax more at night. iHerb is the only place I have been able to find this and the price is affordable for me.

7/7/2025
5.0
verified purchase
Helpful for stressed out people

This product helps to calm highly strung people who can’t find a way to decompress. Anything that can help the brain to be calm has to be a good thing

11/11/2024
5.0
verified purchase

The product benefit is superb. i can recommend this product quality

4/12/2022
4.0
verified purchase

’ve been using Source Naturals Phosphatidylserine as part of my routine for stress management, mental focus and healthy aging, and so far I’m happy with the quality. The ingredients are straightforward and the product feels well formulated without unnecessary extras. The capsules are a reasonable size and easy enough for me to swallow, and the recommended dosage is convenient to fit into my daily routine. I mainly take it consistently as part of my stress-support routine rather than expecting an immediate effect. I don’t notice any unpleasant taste or strong aftertaste. Overall, I like the quality, simplicity and convenience of this supplement and would consider purchasing it again.

8/9/2026
5.0
verified purchase
A wonderful product to help with the memory.

I strongly recommend this product. I have been taking it for years since a head injury. It helps with sleeping but mostly with memory.

6/17/2026
5.0
verified purchase

Great product! We’ve been using this for brain nutrition and to keep cortisol levels low.

5/27/2026
5.0
verified purchase
최고!

Quality is super! The ingredients are great! Size arranged! What you need! Performance is felt! the product arranged, perfectly packed, the effect is definitely there! I will order more! Just as quickly delivered

11/26/2025
5.0
verified purchase
Easy to take, good quality

Easy to take, good quality, didn’t notice much effect though.

11/2/2025
5.0
verified purchase
Great

This phosphatidyl supplement has been excellent for my mental clarity and focus. I feel sharper, more alert, and my concentration during the day has improved noticeably. The capsules are easy to take and gentle on the stomach. I appreciate the quality and effectiveness—definitely a supplement I plan to continue using!

9/27/2025