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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, cumulative boost to brain function and stress regulation, perfect for professionals seeking steady mental clarity without jitters.

























| ASIN | B079YF1K1B |
| Age Range Description | Adult |
| Allergen Information | Gluten Free |
| Best Sellers Rank | #3,930 in Health & Household ( See Top 100 in Health & Household ) #54 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 6,019 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.
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.
M**S
Can be useful for mental function
Helpful for mental clarity. No earthshaking effects but a good add to my stack
B**S
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!
S**D
Cortisol and Insomnia Game Changer
I started taking this supplement a week ago to help with cortisol levels, stress, and an overview active brain (racing thoughts, insomnia only solved with doctor prescribed medication, etc). Almost immiately I have noticed how this and certain Magnesium supplements have "cured" my insomnia and I dont need medication for insomnia, and I am hitting REM for the first time in years. I wake up feeling refreshed with less sleep and I am less stressed.
Z**Z
Okay products.
Lower potency but a good price overall.
P**A
They work
My son has intellectual disability and I homeschool him. After taking the supplements, learning and retaining information seems to be much easier for him! I haven’t changed anything else in his diet or routine, so it feels pretty obvious to me that it’s the supplements making a huge impact on his ability to learn. This is so exciting! I’ve started taking them too in hopes that they will help me also as my memory doesn’t seem to be as sharp as it used to be.
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
1 month ago
1 week ago