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2,046 Verified 5-Star Reviews

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Help your loved ones stay
immune system

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“I wouldn't waste my time with a recommendation unless it was the truth, and...I didn’t believe in it.”*

GAIL, WRITER

“I've noticed improvements in staying focused (which, when playing professionally, takes a lot out of you…*”

MAX, PRO GAMER

“It was amazing how it calmed and focused me to take care of my many clients, our five-acre farm, and my mother.*”

LINDA, REFLEXOLOGIST

“I wouldn't waste my time with a recommendation unless it was the truth, and...I didn’t believe in it.”*

GAIL, WRITER

“I've noticed improvements in staying focused (which, when playing professionally, takes a lot out of you…*”

MAX, PRO GAMER

“It was amazing how it calmed and focused me to take care of my many clients, our five-acre farm, and my mother.*”

LINDA, REFLEXOLOGIST

The world’s top performers stay HCF A20®

"I can 100% recommend experimenting with HCF A20®. When I first got A20® in my hands, I was open to trying it since I am well-versed in amino acids and their effects on the nervous system."*
Sigrid-Johnson-REN

RENOWNED ADHD & ADDICTION INNOVATOR

Supporting 10 Brain Health Markers*

Brain Health Markers
  • 1

    Calm

    Hold steady & composed under pressure*

  • 2

    Focus

    Zero in & stay on task longer*

  • 3

    Mood

    Nurture emotional balance & positive outlook*

  • 4

    Alertness

    Keep sharp & quick to respond*

  • 5

    Attention

    Stay engaged & manage distractions*

  • 6

    Memory

    Retain & recall stored information easier*

  • 7

    Immune System

    Maintain a balanced immune response*

  • 8

    Vision

    Protect your eyes from everyday strain*

  • 9

    Blue Light

    Filter light for easier screen viewing*

  • 10

    Sleep

    Rest soundly & wake refreshed*

Is it even fair to compare?

7 Advances®A20®Top 4 Brain Supplements⁸
20 Research-Backed Nutrients
?
Naturally Sourced Vit E, Lutein, Zea
?
Methylated B9, B12
?
Coenzymated B2, B6
?
Chelated Zinc
?
Caffeine-Free
?
Proprietary-Free
?
Varies
⁸Based on the top 4 US brain supplement Amazon best sellers in Q4 2024

Get started experiencing HCF A20® for about $1/day.

Get started experiencing HCF A20® for about $1/day.

HCF A20®

$39
/mo
$31

Daily Dose for 1 Person ($1.03/Serving)

30 Servings Shipped Monthly

30-Day Money Back Guarantee

Shipping

Free
$4

Ships in 1-2 Business Days

Total

$31
/mo

30-day money back guarantee

Update or cancel anytime

†Value of one-time purchase

+ MULTI-VITAMIN
CAFFEINE-FREE
NATURALLY SOURCED¹
METHYLATED²
COENZYMATED³
CHELATED⁴
BLUE LIGHT PROTECT*
MICROBEADS
TIME-RELEASE
†Value of one-time purchase
+ MULTI-VITAMIN
CAFFEINE-FREE
NATURALLY SOURCED¹
METHYLATED²
COENZYMATED³
CHELATED⁴
BLUE LIGHT PROTECT*
MICROBEADS
TIME-RELEASE
†Value of one-time purchase

2,046 share in their own words

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2,046 Verified 5-Star Reviews

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"My anxiousness was gone*"

Yecenia, Sales Representative

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"Less uptight and a lot calmer*"

Juliet & Husband, Caregiver

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"Change in mood and behavior*"

Luis, Fitness Trainer

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"Leading to higher productivity*"

Rich, Sales Broker

Experience the A20® difference

1 Nutrients

20 research-backed, naturally sourced, methylated, chelated, or coenzymated forms*

2 Excipients

Avoiding unnecessary fillers, binders, and additives like stearates for a clean label*

2 Excipients

Avoiding unnecessary fillers, binders, and additives like stearates for a clean label*

5 Capsule

Small, easy-to-swallow, acid-resistant vegan Gellan Gum meets strict dietary standards*

7 Restore

Comprehensive wellness supporting 10 Brain Health Markers while replacing daily multivitamin*

Capsule
**
3 aminos
12 vitamins
3 minerals
2 carotenoids
3 Microbeads

Intelligently layered technology to protect delicate neuro-nutrients for targeted delivery*

6 Release

Activates time-release technology for targeted microbead absorption*

Transcending conventional nootropics

Plant-based Vitamin E, Lutein, and Zeaxanthin from sustainable sources*

Plant-based Vitamin E, Lutein, and Zeaxanthin from sustainable sources*

Bioactive methylated B9 and B12 for heightened bioavailability*

Bioactive methylated B9 and B12 for heightened bioavailability*

Amino acid chelated Zinc Bisglycinate for digestive absorption*

Amino acid chelated Zinc Bisglycinate for digestive absorption*

Infused peppermint essential oil MintyFresh insert*

Infused peppermint essential oil MintyFresh insert*

Neuro-nutrients intelligently layered with microbead technology*

Neuro-nutrients intelligently layered with microbead technology*

Compact Size 0EL capsules for easier swallowing*

Compact Size 0EL capsules for easier swallowing*

Lutein-Zeaxanthin supports protection against blue light's harsh glare*

Lutein-Zeaxanthin supports protection against blue light's harsh glare*

HCF A20 Product Image
HCF A20 Product Image
High bioactivity 5-phosphate coenzymated B2 and B6*

High bioactivity 5-phosphate coenzymated B2 and B6*

Stay sharp and focused with our Caffeine-Free blend*

Stay sharp and focused with our Caffeine-Free blend*

Avoiding unnecessary fillers, binders, and additives like stearates*

Avoiding unnecessary fillers, binders, and additives like stearates*

Honest transparency, no hiding cheap nutrients or low dosages*

Honest transparency, no hiding cheap nutrients or low dosages*

Stomach acid-resistant vegan Gellan Gum capsule*

Stomach acid-resistant vegan Gellan Gum capsule*

Targeted delivery of time-release Microbead technology*

Targeted delivery of time-release Microbead technology*

Plus replaces daily multivitamin for complete wellness*

Plus replaces daily multivitamin for complete wellness*

Here's how it works

7 Advances Icon
NEXT LEVEL NOOTROPIC TECHNOLOGY

Significant breakthrough in cognitive performance, transcending conventional nootropics by integrating premium neuro-nutrient forms, advanced time-release microbeads and oil infusion technologies.*

1NUTRIENTS
2EXCIPIENTS
3MICROBEADS
4OIL
5CAPSULE
6RELEASE
7RESTORE
coating
1 NUTRIENTS
+
2 EXCIPIENTS
+
3 MICROBEADS
+
4 OIL
+
5 CAPSULE
+
6 RELEASE
+
7 RESTORE
+
Research Backed Nutrients

Nourished by 20 research-backed nutrients

3 AMINOS | 12 VITAMINS | 3 MINERALS | 2 CAROTENOIDS

If you know A20® neuro-nutrients, you know these are the 'best-of-the-best' (and costly) forms for nourishing your brain and understand why our only competition is ourselves.

7-advances-background

DL-Phenylalanine
Free Form Essential Amino

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L-Glutamine
Free Form Conditional Amino

7-advances-background

L-Theanine
Free Form
Non-Proteinogenic Amino

7-advances-background

Lutein
Marigold Extract,
from Tagetes Erecta Flower

7-advances-background

Vitamin A
Sugar-Free Retinyl Acetate

7-advances-background

Vitamin B6
Bioactive Pyridoxal-5
-Phosphate

7-advances-background

Vitamin B12
Methylated, Active
Methylcobalamin

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Folate (B9)
Methylated as L-5-Methylfolate,
Calcium Salt

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Vitamin D3
Vegan Cholecalciferol
from Lichen, Whole Plant

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Vitamin E
Soy-Free Mixed Tocopherols,
from Brassica Napus Seed

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Calcium
Gentle, Non-Acidic
Calcium Ascorbate

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Zinc
Highly Bioavailable
Bisglycinate, Chelated

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Vitamin C
Non-Acidic Calcium
& Magnesium Ascorbate

7-advances-background

Thiamine (B1)
Premium-Grade Thiamine HCl

7-advances-background

Riboflavin (B2)
Bioactive
Riboflavin-5-Phosphate

7-advances-background

Niacinamide (B3)
Non-Flushing Niacinamide

Naturally sourced research-backed nutrients‡

IN A DOUBLE-BLIND RANDOMIZED CONTROLLED TRIAL†

  • Dietary supplementation with vitamin D3 significantly enhanced positive affect and showed evidence of reducing negative affect relative to controls.*

  • †In a double-blind randomized controlled trial involving 44 healthy adults aged 18-43 years assessing the self-perceived efficacy of vitamin D3 over 5 days.

Advanced Excipients

Only excipients you can trust

Our clean label principles go beyond simply avoiding proprietary blends, unnecessary fillers, binders, and additives like stearates, which may hinder nutrient absorption; it reflects our dedication to purity, transparency, and safety in your loved ones staying HCF®.*

Calcium Carbonate
Non-Artificial
White Colorant

Riboflavin (B2)
Non-Artificial
Yellow Hue Colorant

HPMC Cellulose
Plant-Based
Binding Agent

MCC Cellulose
Natural,
Plant-Derived Fiber

Ethylcellulose
Plant-Derived,
Controlled Release

Free Of—

Clean Label Animation
  • CAFFEINE
  • GMO
  • GLUTEN
  • MG STEARATE
  • NUTS
  • WHEAT
  • SOY
  • DAIRY
  • DYE
  • EGG
  • PRESERVATIVES
  • FISH
  • CAFFEINE
  • GMO
  • GLUTEN
  • NUTS
  • WHEAT
  • MG STEARATE
  • SOY
  • DAIRY
  • DYE
  • EGG
  • PRESERVATIVES
  • FISH
Clean Label Animation

Infused with peppermint essential oils

A20 Infused Peppermint Essential Oils

If you notice a clear plastic insert hanging out in your bottle, that’s our MintyFresh—a food-grade plastic insert designed to release soothing peppermint essential oils, providing a moment of sensory delight, enhancing tranquility and focus.*

Advanced Microbeads

Activated by time-released microbeads

Simply put, say goodbye to the basic powders and outdated mass produced blending techniques—this is next level technology and you can feel the tangible difference in quality and effectiveness.*
Release Nutrient Coating
  • Our time-release technology offers a steady stream of neuro-nutrients, ensuring your body receives what it needs, when it needs it.*

  • Every microbead is a testament to research-driven neuro-nutrients, delivering nootropics proven to support your brain and body.*

  • Our protective shield technology safeguards delicate nutrients against degradation by stomach acid, helping to preserve their potency throughout the delivery process.*

Advanced Capsule

Why vegan Gellan Gum capsules

Release 1
Release 1 Mobile
  • Embrace comfort with every capsule—our compact size 0 / 0EL design ensures ease of swallowing, making your wellness routine effortlessly seamless.*

  • Discover the future of nootropics with our vegan gellan gum capsules—allergen-free, and designed for those who prioritize purity and efficacy.*

  • With our innovative capsules, every dose redefines nutrient intake, supporting a synchronized and efficient delivery of nutrients for a forward leap in nootropic science.*

Advanced Release Header

Immediate & Time Release

Immediate release microbead nutrients work with the stomach’s acidic pH (1.5–3.5) to support bioavailability and rapid absorption for standard physiological functions. Time-release targets the small intestine’s alkaline pH (6.0–7.4) and large surface area, helping deliver nutrients steadily via villi and microvilli.*

Immediate Release (Stomach)

  • 2-4 Hrs Digestion Time⌃
  • 1.5-3.5 Acidic pH Levels⌃
  • 0.5 SQ M Surface Area⌃

Time Release (Small Intestine)

  • 2-6 Hrs Transit Time⌃
  • 6.0-7.4 Alkaline pH Levels⌃
  • 250 SQ M Surface Area⌃

⌃ Based on Avg.

Cover Image

Immediate release microbead nutrients work with the stomach’s acidic pH (1.5–3.5) to support bioavailability and rapid absorption for standard physiological functions. Time-release targets the small intestine’s alkaline pH (6.0–7.4) and large surface area, helping deliver nutrients steadily via villi and microvilli.*⌃

Cover Image
⌃ Based on Avg.

Immediate Release (Stomach)

  • 2-4 Hrs Digestion Time⌃
  • 1.5-3.5 Acidic pH Levels⌃
  • 0.5 SQ M Surface Area⌃

Time Release (Small Intestine)

  • 2-6 Hrs Transit Time⌃
  • 6.0-7.4 Alkaline pH Levels⌃
  • 250 SQ M Surface Area⌃
Restore Header

It's not a miracle, but it's real support*

Whether you're navigating high-pressure environments or simply seeking a sanctuary from everyday stressors, A20® provides the support you need to hold steady and composed under pressure.*

What to expect

  • L-Theanine to promote a relaxed mind and body.*
  • Supports a healthy response to everyday stress.*
  • Helps soothe the mind and body.*
Restore-Your-Brain

Restore interconnected intelligence centers*

HCF A20® health brain markers primarily focus on the Head (1st Brain), but it’s important to understand how our ‘Three Brains,’ each with its own neurons and nervous system, unify mental, emotional, and physical health.*

3 Brains

Head (1st Brain)

  • Mental Intelligence Center*
  • Central Nervous System (CNS)
  • 86 Billion Neurons
  • Logic & Intellect*

Heart (2nd Brain)

  • Emotional Intelligence Center*
  • Autonomic Nervous System (ANS)
  • 40,000 Neurons
  • Emotions & Feelings*

Gut (3rd Brain)

  • Physical Intelligence Center*
  • Enteric Nervous System (ENS)
  • 500 Million Neurons
  • Instinct & Intuition*

Protect yourself from blue light*

Blue Light Protect

We included the potent duo of Lutein and Zeaxanthin, well-known for supporting long-term eye health. After all, how do you Stay HCF® while facing the impact of blue light exposure?*

Safety you can trust

HCF<sup>®</sup> custom bottle

HCF® custom bottle

We refuse typical standards, crafting a 100% BPA-free bottle with our custom-molded, proudly featuring our embossed HCF® logo.*

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"As a reflexologist and master teacher, I educate the public about the quality of products available, and I believe HCF should be in everyone's home."*

━━ LINDA, REFLEXOLOGIST

UV blocker infusion

UV blocker infusion

Infusing UV protection directly into the structural plastic of each custom-molded HCF® bottle we manufacture.*

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"HCF supplements are GMP-compliant, which helps ensure the product’s strength, composition, and quality meet established standards."*

━━ FLO, SUPERVISOR

HCF<sup>®</sup> custom cap

HCF® custom cap

Our custom-molded cap isn’t just stylish and child-resistant—it also offers an advanced moisture and oxygen barrier.*

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“Overall, this is a high-quality nootropic, and I definitely recommend it to anyone looking for a great supplement!"*

━━ SARAH, GRAPHIC DESIGNER

HCF<sup>®</sup> easy seal

HCF® easy seal

We use an easy Lift 'n' Peel sealing technology with a pull tab, ensuring safety and ease without struggling to open your bottle.

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"Highly recommended due to the safe combination of natural ingredients designed for optimal effectiveness, specifically targeting the brain."*

━━ ZOE, US NAVY ADMINISTRATIVE

Replace multivitamin (+ more) for about $1/day

HCF A20® can replace:A20®Cost per month⁶
(1) Calm Support* $25
(2) Focus Support* $31
(3) Mood Support* $26
(4) Alertness Support* $25
(5) Attention Support* $27
(6) Memory Support* $34
(7) Vision Support* $31
(8) Blue Light Support*$28
(9) Sleep Support* $27
(10) Immune Support* $25
+ Premium Multi-Vitamin $23
Total Per Month:$29-$39⁵$302
⁵Based on 20-25% Subscribe & Save or one-time purchase. ⁶Based on current available data for average industry prices of premium single-function supplements in Q4 2024.

Q&As

HCF A20® is designed for people looking to support 10 Brain Health Markers*: calm, focus, mood, alertness, attention, memory, immune system, vision, blue light, and sleep.*

HCF A20® is our comprehensive daily nootropic + multivitamin with 20 premium forms of neuro-aminos, vitamins, minerals, and carotenoid nutrients, crafted with our advanced microbead time-release technology to ensure sustained performance throughout the day.*

HCF A20® is not intended for individuals who have phenylketonuria, are pregnant, nursing, under 18 years of age, taking medication, or have a medical condition (e.g. high blood pressure, heart problems).