Tavi Castro

Tavi Castro, also known as the real-life Aquaman, is a fitness entrepreneur, bodybuilder, and free-diver who has captivated millions with his dedication to fitness and the ocean. His background as a former professional athlete, combined with his passion for free-diving, reflects his deep connection to both physical strength and mental resilience. Tavi’s fitness content showcases not only his strength training expertise but also his love for the underwater world, where free-diving plays a crucial role in maintaining his endurance and focus.

Tavi’s balanced approach to fitness emphasizes strength, recovery, and mental discipline, encouraging his audience to push their physical limits while embracing a mindful connection with nature. His commitment to both high-performance living and the underwater world has made him a standout figure in the wellness community, inspiring individuals to achieve their best, both on land and in the sea.

"As a professional freediver, I’m extremely careful with what I put into my body. With IM8, I know I'm fueling my body with only the best, helping me stay resilient both in and out of the water."

IM8 checks
all the boxes

Vegan
Allergen-free
Gluten-free
No artificial flavours
No added sugar
No artificial sweeteners

Clinically Proven.
Feel Results in 30 days.*

Every ingredient and dosage is third-party tested. This guarantees that you know exactly what you’re putting into your body.

Daily Ultimate Essentials

93%

Participants felt a noticeable boost in daily energy levels.

73%

Experienced greater endurance during physical activity.

60%

Felt less bloated and had improved digestion.

60%

Saw visible changes in the health of their hair, skin, and nails.

Clinically Proven.
Feel Results in 30 days.*

Every ingredient and dosage is third-party tested. This guarantees that you know exactly what you’re putting into your body.

*Interim Results in a 12-Week Randomized, Controlled, Clinical Trial Being Conducted by the San Francisco Research Institute. Please Click Here for FULL Details of the National Library of Medicine Trial. 

Comprehensive Benefits*

Energy

Stay Energized All Day

Energy

Support sustained energy with 100 mg of CoQ10 and B-complex vitamins, working together to optimize cellular energy production and reduce fatigue throughout the day.

Immunity

Strengthen Your Body’s Defenses

Immunity

Boost immune function with 900 mg of Vitamin C and 30 mcg of Vitamin D3, synergistically enhancing immune resilience and promoting healthy inflammatory responses.

Brain Health

Elevate Your Mental Edge

Brain Health

Promote focus and clarity with 35 mg of choline and bioavailable B vitamins, working in tandem to support neurotransmitter function and cognitive performance.

Gut Health

Support Digestion and Microbiome

Gut Health

Maintain gut health with a synergistic blend of pre, pro, and postbiotics, including 10 billion total CFU of Bacillus subtilis DE111®️and B coagulans BC99®️. This comprehensive system supports digestion, promotes regularity, and maximizes nutrient absorption.

Hair, Skin and Nails

Glow Up Your Hair, Skin and Nails

Hair, Skin and Nails

Strengthen hair, skin, and nails with 1,000 mg of MSM and essential vitamins, working together to support collagen production and enhance beauty from within.

Heart Health

Empower Your Heart’s Strength

Heart Health

Support heart health with 100 mg of CoQ10, promoting efficient energy production in cardiac tissue, improving circulation, and enhancing endurance.

Hydrate

Fuel Your Hydration

Hydrate

Replenish electrolytes with magnesium, potassium, and calcium, helping to maintain fluid balance and support muscle function. This blend ensures optimal hydration throughout the day, especially during physical activity.

Renew

Revive and Rejuvenate Your Cells

Renew

Promote cellular health with CRT8™️ Cell Rejuvenation Technology, combining resveratrol and astaxanthin to encourage autophagy and fight oxidative stress. This formula supports healthy aging by renewing and protecting cells at the core.

  • Energy

    Stay Energized All Day

    Support sustained energy with 100 mg of CoQ10 and B-complex vitamins, working together to optimize cellular energy production and reduce fatigue throughout the day.

  • Immunity

    Strengthen Your Body’s Defenses

    Boost immune function with 900 mg of Vitamin C and 30 mcg of Vitamin D3, synergistically enhancing immune resilience and promoting healthy inflammatory responses.

  • Brain Health

    Elevate Your Mental Edge

    Promote focus and clarity with 35 mg of choline and bioavailable B vitamins, working in tandem to support neurotransmitter function and cognitive performance.

  • Gut Health

    Support Digestion and Microbiome

    Maintain gut health with a synergistic blend of pre, pro, and postbiotics, including 10 billion total CFU of Bacillus subtilis DE111®️and B coagulans BC99®️. This comprehensive system supports digestion, promotes regularity, and maximizes nutrient absorption.

  • Hair, Skin and Nails

    Glow Up Your Hair, Skin and Nails

    Strengthen hair, skin, and nails with 1,000 mg of MSM and essential vitamins, working together to support collagen production and enhance beauty from within.

  • Heart Health

    Empower Your Heart’s Strength

    Support heart health with 100 mg of CoQ10, promoting efficient energy production in cardiac tissue, improving circulation, and enhancing endurance.

  • Hydrate

    Fuel Your Hydration

    Replenish electrolytes with magnesium, potassium, and calcium, helping to maintain fluid balance and support muscle function. This blend ensures optimal hydration throughout the day, especially during physical activity.

  • Renew

    Revive and Rejuvenate Your Cells

    Promote cellular health with CRT8™️ Cell Rejuvenation Technology, combining resveratrol and astaxanthin to encourage autophagy and fight oxidative stress. This formula supports healthy aging by renewing and protecting cells at the core.

Replaces 16 Supplements.
Saving You Money.

Replaces
16 Supplements, Saving You Money.

30
Servings

Monthly Breakdown

Multivitamins, Minerals & Antioxidants

$35

Superfoods, Greens & Fruits

$50

Immunity

$20

Electrolytes

$40

Adaptogens & Super Mushrooms

$30

Prebiotics, Probiotics & Postbiotics

$40

CoQ10 (Heart Vitality)

$30

MSM (Joint & Muscle Vitality)

$25

Essential Amino Acids

$20

Your Traditional Supplements

$290

IM8 Daily Ultimate Essentials

$79

IM8: The New Gold Standard

Comparison: IM8 vs. AG1. Superior Clinical Doses and Ingredient Transparency

Daily Ultimate Essentials
Superfoods, Greens, Fruits, Herbs
Clinical Dosed B Vitamins
30mcg Clinical Dosed Vitamin D3
40mcg Clinical Dosed Vitamin K2
100mg Clinical Dosed CoQ10
1000mg Clinical Dosed MSM
3mg Prebiotic fiber
(50% more)
900mg Clinical Dosed Vitamin C
(200% more)
4.2mg Clinical Dosed Riboflavin
(200% more)
65mg Magnesium
(200% more)
70mcg Clinical Dosed Selenium
(300% more)
100mcg Clinical Dosed Chromium
(400% more)
1mg Clinical Dosed Copper
(500% more)
3mg Clinical Dosed Manganese
(700% more)
50mcg Clinical Dosed Molybdenum
150mcg Clinical Dosed Iodine
10b CFU Probiotics
B coagulans BC99®, B subtilis DE111®
Postbiotics
FloraSMART® (25mg)
Cell Rejuvenation Technology 8®
Stevia-free
(Fermented Sugarcane Extract)
No Refrigeration
Shelf-stable Probiotics
Branded Ingredients
Quatrefolic®, AstaPure®, DE111®, Bacillus BC99®, VegD3™,
FloraSmart™, Nutralga®, Astapure®
AG1
Superfoods, Greens, Fruits, Herbs
Clinical Dosed B Vitamins
No Vitamin D3
Vitamin K2 dosage not disclosed
CoQ10 dosage not disclosed
No MSM
2mg Prebiotic fiber
420mg Vitamin C
2mg Riboflavin
26mg Magnesium
20mcg Selenium
25mcg Chromium
195mcg Copper
400mcg Manganese
No Molybdenum
No Iodine
7.2b CFU Probiotics
No Postbiotics
No Proprietary Technology
Includes Stevia
Refrigeration Needed
None
See More

Trusted by Physicians and Nutrition Experts

Trusted by Physicians and Nutrition Experts

@drjamesdinic (3.2M)

Dr. James Dinicolantonio
Cardiovascular Scientist & Best-Selling Author on 12+ Books on Health

@fastingmd (1.4M)

Dr. Amy Shah
Double-Board Certified Physician & Host of Podcast “Save Yourself”

@monasharma (183K)

Mona Sharma
Celebrity Nutritionist

@elissagoodman (189K)

Elissa Goodman
Holistic Nutritionist

@drberthabaum (229K)

Dr. Bertha Baum
Board-Certified Dermatologist

@drjenandjuice (284K)

Dr. Jennifer Tsai
Board-Certified Optometrist & Nutrition Specialist

@timbiohacker (484K)

Tim Gray
UK’s Leading Bio-hacker

@dr.robinb (1.4M)

Dr. Robin Barrett
Doctor of Pharmacy & Wellness Coach

Feel The Difference

What Our
IM8 Ambassadors
Are Saying

Get Started with IM8 for Daily Ultimate Nutrition

Welcome Kit
Daily Ultimate Essentials Refill Pouch
$79 USD

FIRST TIME PURCHASE:
Signature Red Shaker
$28 USD
Free
Daily Ultimate Essentials Forever Jar
$8 USD
Free
5x Bonus Travel Sachets
$18 USD
Free
Stainless Steel Silver Scoop
$6 USD
Free

Total
Save $60 USD
$79
Get your Free IM8 Welcome Kit Now**
  • 30-Day money back guarantee
  • Update or cancel anytime
Welcome Kit

FAQs

  • What is IM8?

    IM8 is the pinnacle of premium core nutrition, born from a collaboration between Prenetics (NASDAQ:PRE), David Beckham as a co-founding partner, and an elite team of scientists spanning space exploration, medical professionals, and academic excellence.

    Combining cutting-edge science with nature’s most potent ingredients, IM8 delivers a holistic, science-backed approach to health, empowering you to live your most vibrant life.

  • What is David Beckham's involvement in IM8?

    David Beckham is a co-founding partner of IM8, driven by his commitment to simplifying wellness. After years of working with top medical professionals and nutrition experts, David wanted to make core nutrition more accessible.

    In collaboration with the Prenetics team and world-class scientists, IM8 was developed to deliver essential nutrients in a simple and effective way. David’s vision for IM8 is to provide best-in-class core nutrition for today and tomorrow, making it easy for everyone to prioritize their health.

  • Who is on the IM8 Scientific Advisory Board?

    The IM8 Scientific Advisory Board comprises distinguished professionals with impressive backgrounds: 

    Dr. Dawn Mussallem, a renowned oncologist at the Mayo Clinic, brings her expertise in integrative and lifestyle medicine. 

    Dr. James L. Green, the former Chief Scientist at NASA, has an extensive career in space and planetary science. 

    Dr. David Katz,is a globally recognized preventive medicine specialist and the founding director of the Yale-Griffin Prevention Research Center.

    Prof. Suzanne Devkota serves as an Associate Professor and Director of the Microbiome Research Institute at Cedars-Sinai Medical Center, specializing in gut health and microbiome research. 

    Prof. Stephen Anton is a Professor and Chief of the Division of Clinical Research at the University of Florida’s Department of Aging and Geriatric Research, focusing on metabolism and healthy aging. 

    Dr. James DiNicolantonio is a cardiovascular research scientist and Doctor of Pharmacy, known for his influential work in the field of heart health and evidence-based nutrition.

    Prof. Ock Chun is a distinguished expert in nutritional sciences at University of Connecticut with over 25 years of experience in the field.

    Their combined academic credentials and scientific expertise form the backbone of IM8’s innovation and product development.

  • What are the main benefits of IM8 Daily Ultimate
Essentials?

    IM8 Daily Ultimate Essentials is your all-in-one solution, replacing 16 supplements and targeting eight key health areas: Energy, Immunity, Cognitive Function, Digestion, Cardiovascular Health, Hydration, Nourishment, and Cellular Renewal. With 92 premium ingredients, including 100mg of CoQ10 for heart health and 1,000mg of MSM for joint support, it simplifies your wellness routine and tastes great, making it a supplement you’ll enjoy daily.

  • What does IM8 Daily Ultimate Essentials taste like?

    We’ve worked hard to ensure IM8 Daily Ultimate Essentials is a drink you enjoy every day. Experience a delightful blend of earthy flavors with subtle tartness and a hint of chocolate, culminating in a smooth finish of acai and mixed berries.

    For a more robust taste, use less water, or add more water for a lighter flavor. This balance of flavors makes IM8 Daily Ultimate Essentials refreshing and satisfying, turning your daily supplement into an enjoyable part of your routine.

  • What countries do you currently ship to?

    IM8 currently ships to 31 countries (with free shipping for all subscriptions to the United States, United Kingdom, Canada, Singapore and Hong Kong), including but not limited to the United States, Canada, United Kingdom, Australia, and many countries across Europe, Asia, and South America. The full list of countries we ship to can be found here.

    Please note that international shipping rates vary by country and will be reflected during checkout. We do not add any margins to the shipping cost—what you see is the direct charge from our shipping provider.

  • 30-Day money back guarantee
  • Save up to 25% on subscriptions
  • Update or cancel anytime