---
product_id: 524475327
title: "Nootropic Strongest Focus Supplement - Clinically Backed Ingredients Made in USA - Scientifically Backed Doses - Supplement for Brain Fog - AlphaGPC, Lions Mane, Rhodiola and More 10:1 90 Capsules"
brand: "crtx nutrition"
price: "€ 98.71"
currency: EUR
in_stock: true
reviews_count: 8
category: "Crtx Nutrition"
url: https://www.desertcart.fi/products/524475327-nootropic-strongest-focus-supplement-clinically-backed-ingredients-made-in-usa
store_origin: FI
region: Finland
---

# 10:1 Lion’s Mane & potent adaptogens Clinically backed cognitive boost Made in GMP-certified USA facility Nootropic Strongest Focus Supplement - Clinically Backed Ingredients Made in USA - Scientifically Backed Doses - Supplement for Brain Fog - AlphaGPC, Lions Mane, Rhodiola and More 10:1 90 Capsules

**Brand:** crtx nutrition
**Price:** € 98.71
**Availability:** ✅ In Stock

## Summary

> 🧠 Unlock your brain’s full potential — focus like a pro, naturally!

## Quick Answers

- **What is this?** Nootropic Strongest Focus Supplement - Clinically Backed Ingredients Made in USA - Scientifically Backed Doses - Supplement for Brain Fog - AlphaGPC, Lions Mane, Rhodiola and More 10:1 90 Capsules by crtx nutrition
- **How much does it cost?** € 98.71 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.fi](https://www.desertcart.fi/products/524475327-nootropic-strongest-focus-supplement-clinically-backed-ingredients-made-in-usa)

## Best For

- crtx nutrition enthusiasts

## Why This Product

- Trusted crtx nutrition brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Made in USA, GMP Certified:** Trustworthy quality and safety standards for your daily cognitive upgrade.
- • **Caffeine-Free Focus Formula:** Stay sharp and calm with a clean, jitter-free mental boost.
- • **Eliminate Brain Fog & Boost Memory:** Feel the difference in clarity, focus, and productivity every workday.
- • **Premium Adaptogen & Nootropic Stack:** Includes Alpha-GPC, Rhodiola, Lion’s Mane, and more for comprehensive brain support.
- • **Clinically Dosed for Peak Performance:** Scientifically optimized ingredients to power your brain without jitters.

## Overview

Nootropic Strongest Focus Supplement by CRTX Nutrition is a premium, caffeine-free brain booster made in a GMP-certified USA facility. Featuring clinically backed doses of Alpha-GPC, 10:1 Lion’s Mane, Rhodiola Rosea, and other adaptogens, this 90-capsule formula is designed to enhance cognitive function, memory, and mental clarity while eliminating brain fog. Ideal for busy professionals and students seeking a natural, effective edge in productivity and focus.

## Description

Buy Nootropic Strongest Focus Supplement - Clinically Backed Ingredients Made in USA - Scientifically Backed Doses - Supplement for Brain Fog - AlphaGPC, Lions Mane, Rhodiola and More 10:1 90 Capsules on desertcart.com ✓ FREE SHIPPING on qualified orders

Review: Excellent focus and mental clarity! - I absolutely love this supplement! It has been a great addition to my daily routine. I’ve noticed improved focus, better mental clarity, and less brain fog, especially during long workdays. It’s great to feel more focused without jitters, and ingredients like Lion’s Mane and Alpha-GPC truly make a difference. The quality feels premium, and the fact that it’s made in the USA gives me extra confidence. I will definitely continue using it and highly recommend it to anyone looking for a natural boost in focus and cognitive performance.
Review: This is a power house supplement. - I'm very excited that this is made in the USA, and it had such powerful ingredients that support mental clarity. I feel better able to focus and clear minded. The caffein gives me an extra boost in the afternoon.

## Features

- BOOST COGNITIVE POWER: CRTX Nutrition Focus is the only focus supplement that can boost brain energy and enhance cognitive function, an excellent choice for busy professionals and students. This cognitive supplement can enhance productivity, memory and overall brain boost to feel like a genius. Make this nootropic a part of your studying essentials
- ULTIMATE BRAIN SUPPLEMENT STACK: Our power-packed CAFFEINE FREE brain booster supplement contains trademarked GeniusPure Alpha-GPC, RhodioPrime Rhodiola Rosea, 10:1 Lion's Mane, L-Tyrosine, Bacopa Monnieri, 10:1 Cordyceps, Vitamin B and L-Theanine plus other adaptogens, dopamine supplements and brain vitamins, making this the best brain focus and memory supplements. All at optimal doses for maximum effectiveness there is no question CRTX is the best memory supplement for brain.
- CLINICALLY DOSED AND TRANSPARENT: You found the #1 nootropics brain support supplement, CRTX Focus is formulated with powerful compounds and clinically backed doses for optimal effectiveness. Boost mental performance, stay sharp and focused as you grind towards your goals, and unlock your full potential with our dynamic blend. Comprehensive support for cognitive function and a higher level of consciousness, no prescription needed.
- POWER YOUR CORTEX: Do you want THE BEST brain supplements for memory and focus? You found it. CRTX Focus is a brain health supplements for adults, and for anyone who cares about their cognitive function. Take these choline supplements memory pills to eliminate the brain fog and make your brain ageless. This is the premium memory and focus supplements giving you a youthful brain.
- USA GMP CERTIFIED & TESTED: CRTX Nutrition Focus supplement is a premium nootropic brain vitamins, carefully crafted with the highest-quality ingredients and manufactured in a GMP certified facility in the USA. You can trust that our focus pills is safe, legal, and effective, and that we're committed to providing you with a high-quality neuro health memory supplement for brain that you can feel confident taking.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN  | B0BKTLZJZP |
| Best Sellers Rank | #170,462 in Health & Household ( See Top 100 in Health & Household ) #8,070 in Blended Vitamin & Mineral Supplements |
| Customer Reviews | 4.2 4.2 out of 5 stars (104) |
| Date First Available  | October 28, 2022 |
| Item model number  | 1 |
| Manufacturer  | CRTX Nutrition |
| Product Dimensions  | 1 x 1 x 2.51 inches; 3.2 ounces |

## Product Details

- **Brand:** CRTX Nutrition
- **Item Form:** Capsule
- **Item Package Quantity:** 1
- **Manufacturer:** CRTX Nutrition
- **Package Information:** Bottle

## Images

![Nootropic Strongest Focus Supplement - Clinically Backed Ingredients Made in USA - Scientifically Backed Doses - Supplement for Brain Fog - AlphaGPC, Lions Mane, Rhodiola and More 10:1 90 Capsules - Image 1](https://m.media-amazon.com/images/I/71EnbRbWnLL.jpg)
![Nootropic Strongest Focus Supplement - Clinically Backed Ingredients Made in USA - Scientifically Backed Doses - Supplement for Brain Fog - AlphaGPC, Lions Mane, Rhodiola and More 10:1 90 Capsules - Image 2](https://m.media-amazon.com/images/I/71OIdNlDCaL.jpg)
![Nootropic Strongest Focus Supplement - Clinically Backed Ingredients Made in USA - Scientifically Backed Doses - Supplement for Brain Fog - AlphaGPC, Lions Mane, Rhodiola and More 10:1 90 Capsules - Image 3](https://m.media-amazon.com/images/I/71Tcx2zHm2L.jpg)
![Nootropic Strongest Focus Supplement - Clinically Backed Ingredients Made in USA - Scientifically Backed Doses - Supplement for Brain Fog - AlphaGPC, Lions Mane, Rhodiola and More 10:1 90 Capsules - Image 4](https://m.media-amazon.com/images/I/81TUyDmJemL.jpg)
![Nootropic Strongest Focus Supplement - Clinically Backed Ingredients Made in USA - Scientifically Backed Doses - Supplement for Brain Fog - AlphaGPC, Lions Mane, Rhodiola and More 10:1 90 Capsules - Image 5](https://m.media-amazon.com/images/I/81ZNQ2pXXeL.jpg)

## Questions & Answers

**Q: What helps improve memory?**
A: There are a few things that can help improve memory, first try optimize sleep, eat a diet high in healthy fats, challenge yourself with a new skill to learn or game like chess. And try a nootropic which can help with memory

**Q: Is this a good natural adderall alternative?**
A: Yes absolutely it is, CRTX Focus is made with only natural ingredients, and much less side effects. So if you're looking for a natural supplement to help with focus and concentration, there isn't anything better than this.

**Q: Are nootropics snake oil?**
A: Nootropics are definitely not snake oil, especially CRTX Focus, all ingredients have studies showing their effectiveness for boosting memory, concentration and focus!

**Q: What is natural nootropics?**
A: Natural nootropics are plant based and don't contain any synthetic chemicals. CRTX Focus is a natural nootropic

## Customer Reviews

### ⭐⭐⭐⭐⭐ Excellent focus and mental clarity!
*by L***S on January 19, 2026*

I absolutely love this supplement! It has been a great addition to my daily routine. I’ve noticed improved focus, better mental clarity, and less brain fog, especially during long workdays. It’s great to feel more focused without jitters, and ingredients like Lion’s Mane and Alpha-GPC truly make a difference. The quality feels premium, and the fact that it’s made in the USA gives me extra confidence. I will definitely continue using it and highly recommend it to anyone looking for a natural boost in focus and cognitive performance.

### ⭐⭐⭐⭐⭐ This is a power house supplement.
*by J***N on January 22, 2026*

I'm very excited that this is made in the USA, and it had such powerful ingredients that support mental clarity. I feel better able to focus and clear minded. The caffein gives me an extra boost in the afternoon.

### ⭐⭐⭐⭐⭐ Review
*by V***M on January 15, 2026*

Me ha ayudado bastante en el poco tiempo, me doy cuenta que funciona muy bien, me ayuda a estar mas atento y con mejor memoria

## Frequently Bought Together

- Nootropic Strongest Focus Supplement - Clinically Backed Ingredients Made in USA - Scientifically Backed Doses - Supplement for Brain Fog - AlphaGPC, Lions Mane, Rhodiola and More 10:1 90 Capsules
- NOW Supplements, Alpha GPC 300 mg with Bioavailable Source of Choline, 60 Veg Capsules
- NOW Foods Supplements, L-Tyrosine 500 mg, Supports Mental Alertness*, Neurotransmitter Support*, 120 Capsules

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*Product available on Desertcart Finland*
*Store origin: FI*
*Last updated: 2026-01-26*