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🧠 Elevate your brain game—because your mind deserves the best.
Double Wood's PhosphatidylSerine Supplement delivers a clinically supported 300mg dose per serving to enhance memory, focus, and cognitive health. Made in the USA with non-GMO, gluten-free ingredients, this 120-capsule bottle offers a subtle, steady boost to mental clarity and stress regulation, backed by rigorous third-party testing and trusted by thousands of users seeking long-term brain wellness.

























| ASIN | B079YF1K1B |
| Age Range Description | Adult |
| Allergen Information | Gluten Free |
| Best Sellers Rank | #4,987 in Health & Household ( See Top 100 in Health & Household ) #79 in Blended Vitamin & Mineral Supplements |
| Brand | Double Wood Supplements |
| Brand Name | Double Wood Supplements |
| Color | No Color |
| Container Type | Bottle |
| Customer Reviews | 4.5 out of 5 stars 6,048 Reviews |
| Diet Type | Gluten Free |
| Dosage Form | Capsule |
| Flavor | Unflavored |
| Global Trade Identification Number | 00859793007099 |
| Item Dimensions | 1.5 x 2 x 3.1 inches |
| Item Form | Capsule |
| Item Weight | 1.9 Ounces |
| Manufacturer | Double Wood Supplements |
| Manufacturer Part Number | PHOSMERCH |
| Material Features | GMO Free |
| Material Type Free | en_AE |
| Model Name | See packaging |
| Model Number | PHOSMERCH |
| Number of Items | 1 |
| Primary Supplement Type | Non-specific |
| Product Benefits | Brain Health Support |
| Special Ingredients | Phosphatidylserine |
| Specific Uses For Product | Focus |
| Total Servings Per Container | 60 |
| UPC | 859793007099 |
| Unit Count | 120 Count |
T**Y
Well-Formulated, Easy to Take, Subtle Benefits So Far
I’ve been taking this Phosphatidylserine 300 mg supplement for a period of time now and wanted to give a thoughtful review based on real use rather than short-term expectations. First, from a practical standpoint, the capsules are small and easy to swallow, which matters more than people realize—especially if you already take other supplements. No taste issues, no stomach upset, and no problem staying consistent. From a technical and clinical perspective, phosphatidylserine (PS) is a phospholipid that plays a key role in cell membrane structure, particularly in neuronal cells. It’s commonly used for: cognitive support (memory, focus, word recall) stress response and cortisol regulation age-related cognitive decline supporting communication between brain cells There’s research supporting its role in modulating cortisol, which is why it’s often used for stress management and mental fatigue, especially when taken consistently over time rather than expecting immediate effects. As for results, I’ve noticed slight but real improvements, mainly in mental clarity and day-to-day cognition. Nothing dramatic or overstimulating—and honestly, that’s a good thing. This doesn’t feel like a stimulant or a quick fix. The changes are subtle, steady, and cumulative, which is exactly how this type of supplement is supposed to work. I’m realistic about supplements like this: they’re not meant to produce overnight results. Because of that, I plan to continue using it for a few more months to see whether the improvements become more pronounced with longer use. So far, I’m satisfied with the quality, dosing, and tolerability. If you’re looking for a clinically supported cognitive and stress-support supplement and are willing to give it proper time, this is a solid option.
S**D
Works great for me!
I read about this supplement in an online course called Cortisol Healing. I have developed many practices to help my body deal with stress, but wanted to give this a try, especially after reading about it online (Cleveland Clinic): Phosphatidylserine is a fatty substance that protects nerve cells in your brain and enables them to communicate with each other. The nutritional supplement phosphatidylserine promotes cognitive function and memory, especially as you age to better support how your cells communicate and enhance your glucose metabolism. I've also read that it aids in cortisol regulation, which was my primary interest in trying it. Yes, I have definitely noticed a difference in my physical stress reactions since I started taking it regularly. I am using a lot fewer CBD gummies, which is great, since this stuff is a lot more affordable.
B**E
Helps the memory!
This stuff is great! It's one of the few things that will cross the blood brain barrier, and keeps your memory all together! We had my mom on this for a long time, then she stopped swallowing her pills, so we pulled them from her (she would chew on them ... ick) and after that, we watched her go downhill quickly, sadly passing in the next year. When she was on them though, she was talking, answering, chatting, we could carry on conversations ... off them, we got nothing. As I'm semi-retired now myself, I have incorporated them in my routine and I can say it helps too!
J**H
I really like this supplement
After taking this phosphatidyl serine supplement, I feel like I'm sleeping better and my memory has improved, so I plan to continue taking it.
R**Z
lowers cortisol and relaxes you
I feel so relaxed most of the day and it's good for your brain. I have been taking this for years. You feel the brain part the first few weeks and after that, I haven't felt it, but it brings cortisol down and relaxes you. I will keep taking it as long as I can. great for the heart too.
A**R
Works Well Arrives in Days
Excellent product. Works as expected. Rec'd 5/16/26. Expiration date is 9/27. I am a repeat purchaser of this product.
Z**Z
Okay products.
Lower potency but a good price overall.
S**A
Reaction time while driving, or answering questions, has improved! I feel mentally 15 years younger
I am a 61 year female. I was a professional videographer. I operate the complicated livestream at church. Three times now, I have forgotten to plug the projector into the computer, sending parishioners into a tizzy to find out what's wrong. It's so embarrassing when everyone realizes it's just that I forgot to plug in the projector. This embarrassment led me search for a solution. I have been taking 2 capsules a day of Double Wood Phosphatidyl Serine for 10 days now. I'm already feeling faster reaction time to an aggressive driver on the highway, and better recall to the question "Who was I supposed to call tomorrow morning?" The answer (the dentist) came immediately out of memory, rather than hours later, or possibly never. I've seen other reviewers say to take 2 capsules for 30 days, then one capsule a day after that. I'm looking forward to never forgetting to plug in that darn projector at church again, among other things. My mind just feels "brighter" and "less fuzzy". I feel mentally 15 years younger. UPDATE: I weigh 180lbs, and am 5'4". I took 2 capsules once a day for the first month, then one capsule each day after that. (I put the bottle next to my morning coffee so I don't forget to take my memory pills -- ha ha!) I feel sharper and more quick to recall things, or put things together in my brain in creative ways. Like when I was younger, or like if I always drank coffee, without the coffee buzz and the upset stomach. I'm very impressed.
S**Y
Buenos
Es lo que necesitaba comprar
W**E
I totally recommend but also I recommend t be patient
Pros: • High-Quality Ingredients: The ingredients are clean, natural, and effectively sourced. • Boosted Mental Clarity: I noticed an improvement in focus and clarity after consistent use, which helped during work and study sessions. • Great Value for Money: You get a good quantity of capsules for the price, making it a cost-effective option for daily use. • No Side Effects: Unlike other supplements I’ve tried, I haven’t experienced any unwanted side effects like jitteriness or crashes. Cons: • Capsules are Slightly Large: While not a major issue, the capsules can be a bit large to swallow, especially if you’re not used to taking supplements. • Takes Time for Full Effects: You need to be consistent for at least a couple of weeks to notice the full benefits. Overall, I’m very satisfied with the quality and results from Double Wood Supplements. It’s a great addition to my daily routine, and I highly recommend it for anyone looking for a natural cognitive boost.
K***
Pills turn yellowish
50% of the pills turn yellowish, less than 3 months after I open the bottle. I’m very careful of not touching the unconsumed pills. I do not get the consistent brain boost.
K**A
Gute Wirkung
Das Produkt verbessert das Konzentrationsvermögen.
P**O
ok
ok
Trustpilot
2 weeks ago
4 days ago