A Message From Dr. Austin
The Truth About Cheap Supplements: Why I Finally Chose One Brand (And No, I Didn't "Sell Out")
Why I stopped cobbling together a dozen brands for my patients, and the uncompromising standards it actually took to earn my name.
Featured In
If you have been following me for any length of time, you know I do not pull punches when it comes to the supplement industry. For years, I have told you to avoid the cheap, synthetic garbage lining the shelves of big box stores and flooding Amazon. I have warned you about the fillers, the heavy metals, and the bio-unavailable formulas that do nothing but create expensive urine.
So when I announced my partnership with Longevity Rx, I knew what was coming. I saw the comments.
Let me be incredibly clear: I did not sell out. I finally found a company that actually meets the ridiculous, uncompromising standards I demand for my own family and my patients.
The Ugly Truth About the Supplement Industry
It is a multi-billion-dollar machine built on cutting corners. Most companies source raw materials from the cheapest suppliers available, use synthetic vitamins because they cost pennies on the dollar, and bind them with chemical fillers and flow agents just so they run through the manufacturing machines faster.
When you take these cheap supplements, your body does not even recognize them as food. You are not getting healthier. You are just stressing your liver and your kidneys.
For years, I had to cobble together protocols for my patients, pulling one product from this brand, another from that brand, constantly re-vetting sourcing. Nobody was going to stick with a protocol that required five subscriptions and twenty pills a day. I needed one brand I could trust completely. I spent years looking. Then I found Longevity Rx.
What Makes Longevity Rx Different From Everything Else I've Seen
The first thing I did when I was introduced to Longevity Rx was ask for their sourcing documentation and third-party testing certificates. Most supplement companies either do not have them or take weeks to produce them. Longevity Rx had them ready.
The second thing I looked at was the ingredient forms. This is where most brands fail immediately. Are they using synthetic folic acid or methylated folate? Magnesium oxide or a bioavailable, peptide-bound form? Standard probiotic strains, or spore-based strains that actually survive digestion? Longevity Rx passed every single one of those tests.
Their entire formulation philosophy is built around cellular repair, not symptom masking. That is the exact philosophy I have built my clinical practice on.
Most energy supplements just dump caffeine and synthetic B vitamins into your system. Longevity Rx formulates for the mitochondria, the actual power plants inside your cells. When you fix the cell, you fix the system. That principle runs through every product in their line.
Let me walk you through each one, and tell you exactly why it earned a place in my protocol.
Liv120: Your Daily Cellular Defense System
This is the foundation of everything. Most of the women I see in my practice are walking around in a state of chronic oxidative stress, cells under constant attack from environmental toxins, processed food, and stress hormones. Over time, that stress damages the mitochondria and shows up as fatigue, brain fog, and stubborn weight gain.
Liv120 uses fermented superfoods and polyphenols to neutralize that oxidative stress at the cellular level. The fermentation process is the key differentiator. It pre-digests the plant compounds and converts them into forms your body can absorb and use immediately, without the digestive effort required to break down raw plant material. The fermented glutathione in this formula is particularly significant because standard oral glutathione gets destroyed in the gut before it ever reaches the bloodstream. Fermented delivery changes that entirely.
By neutralizing oxidative stress and supporting your cellular defense systems, Liv120 helps your body shift back into an optimal state. You stop surviving on caffeine and sheer willpower. You wake up feeling rested, your mind stays sharp, and you finally feel like yourself again.
Start With Liv120. Get the Kit.
Your First Order Includes:
- Liv120$79.95
- Electric Frother$24.95
- Hydration Stick Sample (5-Pack)$19.95
- Shipping$9.99
- TOTAL$134.84$64.95
- 30% off + Free shipping on subscriptions
- Modify or cancel anytime
- 15% off on Subsequent subscription orders
Doctor-formulated · Third-party tested
MitoMultiply: Rebuild Your Energy From the Inside Out
If Liv120 puts out the fire, MitoMultiply rebuilds the engine. Your mitochondria are responsible for producing ATP, the actual energy currency your body runs on. As we age, and as we accumulate cellular stress, mitochondrial function declines significantly. This is why so many women over 35 feel like they are running on empty no matter how much sleep they get. The problem is not how much you sleep. The problem is that your cellular engines are damaged and inefficient.
MitoMultiply uses NADH, the active energy-producing form of NAD+, combined with ellagic acid and rhodiola to support a process called mitophagy. Mitophagy is your body's natural system for clearing out old, damaged mitochondria and making room for fresh, highly efficient ones. Most NAD+ supplements just dump a single precursor into your system and call it a day. MitoMultiply supports the entire pathway. It does not just add fuel. It repairs the engine that burns the fuel.
I also want to address the MTHFR issue here because it is something I talk about constantly with my patients. Nearly forty percent of the population carries a genetic variation that makes it impossible for their bodies to process synthetic folic acid. Standard multivitamins and B-complex supplements use synthetic folic acid because it is cheap. For a huge portion of the population, those vitamins are not just useless. They are actively creating a toxic bottleneck. MitoMultiply uses methylated, active B vitamins that bypass this problem entirely.
MitoMultiply
A methylated multivitamin with B6, folate, and B12 to enhance energy production, metabolic function, and mental clarity.
FREE Shipping, always · 30-Day Money-back Guarantee · Third-party tested
Mag18: The Mineral Your Nervous System Is Starving For
Magnesium is involved in over three hundred enzymatic reactions in the human body. It regulates your nervous system, supports bone density, controls blood sugar, and is essential for deep, restorative sleep. It is also one of the most common deficiencies I see in my patient population, and the reason is simple: most magnesium supplements do not absorb.
Magnesium oxide, which is what you will find in the vast majority of products on the market, has an absorption rate that is genuinely embarrassing. Your body barely takes any of it in. The rest passes through your digestive system and does nothing. This is why so many people take magnesium every night and still wake up at 3am with their minds racing.
Mag18 binds magnesium to spirulina peptides. This peptide binding is the critical difference. It allows the magnesium to bypass the standard digestive barriers and actually enter the cells and tissues where it is needed. When your cells have adequate magnesium, your nervous system can finally downregulate. The anxiety softens. The sleep deepens. The muscle tension releases. This is what magnesium is supposed to feel like when it actually works.
Mag18
Magnesium paired with 18 amino acid peptides from hydrolyzed spirulina for next-level absorption, restful sleep, and recovery.
FREE Shipping, always · 30-Day Money-back Guarantee · Third-party tested
Probiotic Trillion: Heal the Gut, Heal Everything Else
I have said this a thousand times and I will keep saying it: everything starts in the gut. Your microbiome is not just responsible for digestion. It regulates your immune system, produces neurotransmitters that control your mood, and communicates directly with your brain through the vagus nerve. When your gut is damaged and inflamed, the consequences show up everywhere in your body.
The problem with most probiotics is that they are dead before they reach your gut. Standard probiotic strains are fragile. They cannot survive the acidic environment of your stomach, which means they never make it to the intestines where they are actually needed. You are paying for bacteria that die in transit.
Probiotic Trillion uses spore-based strains that are specifically selected for their ability to survive stomach acid and actually colonize the gut lining. But it goes further than that. It uses a comprehensive 4-in-1 approach that includes prebiotics to feed the beneficial bacteria, parabiotics to modulate the immune response, and postbiotics to actively repair the damaged gut lining. This is not a standard probiotic. It is a complete gut restoration protocol in a single product.
Probiotic Trillion
A trillion CFU, 4-in-1 formula built on spore-based strains that survive stomach acid, feed beneficial bacteria, and actively repair the gut lining.
FREE Shipping, always · 30-Day Money-back Guarantee · Third-party tested
Cellular Hydration: Because Water Alone Is Not Enough
This one surprises people, but it is one of the most important products in the line for daily function. Most people are chronically dehydrated even if they drink eight glasses of water a day. The reason is that plain water does not carry the electrolytes and trace minerals required to actually enter your cells and create the electrical charge your nervous system runs on.
Think of your cells like a battery. Water is the liquid, but electrolytes are what generate the charge.
Without the right ratio of sodium, potassium, and trace minerals, the water you drink passes through your system without fully hydrating your cells. This is why you can drink plenty of water and still feel foggy, fatigued, and physically flat.
Cellular Hydration provides the exact electrolyte ratio your cells need to absorb water at the cellular level. It is not a sugary sports drink. It is a clean, clinical-grade hydration formula designed to support cognitive function, physical performance, and nervous system regulation throughout the day. I use it every single morning as the first thing I put in my body, and I recommend it to every patient who tells me they feel tired despite drinking enough water.
Cellular Hydration
Wild berry electrolyte stick packs formulated for deep cellular hydration and mineral balance.
FREE Shipping, always · 30-Day Money-back Guarantee · Third-party tested
StemCell Protein: The Upgrade Your Collagen Supplement Can't Deliver
Collagen has had its moment, and I understand why. The marketing around it is compelling, and there is genuine science supporting its role in skin, joint, and bone health. But standard collagen supplements have a significant limitation. They provide a basic amino acid profile without the specific signaling molecules your body needs to actually trigger deep tissue regeneration.
StemCell Protein goes much further. It combines premium beef protein with organ peptides, chicken bone broth, and bone marrow fat. This specific combination mirrors the nutrient profile that our ancestors consumed through nose-to-tail eating, which is the way humans ate for most of our evolutionary history. The organ peptides and bone marrow fat provide the growth factors and signaling molecules that tell your body to rebuild tissue at a structural level, not just provide raw material.
For women over 35 who are dealing with joint pain, declining skin elasticity, and the early signs of bone density loss, this is the product that addresses the structural side of aging in a way that standard collagen simply cannot match.
StemCell Protein
Grass-fed beef protein, chicken bone broth, bone marrow, and organ peptides to support the structural side of healthy aging.
FREE Shipping, always · 30-Day Money-back Guarantee · Third-party tested
Why I'm Not Going Back to the Patchwork Approach
I know some of you are still skeptical. I know the word "partnership" makes people nervous in the influencer era, and I get it. There is a lot of garbage out there. That is not what this is.
I spent years building a clinical practice around one principle: you do not put something in your body unless you understand exactly what it is, where it came from, and what it does at the cellular level. Longevity Rx earned my recommendation the hard way. They met every standard I set, consistently, across their entire product line.
About the Author
Dr. Austin Lake, DPT
Functional Medicine Expert
Dr. Austin Lake, DPT, believes healing starts with the fundamentals, circadian rhythm, sleep quality, meal timing, and the daily routines the body relies on. Rather than treating symptoms in isolation, he helps patients identify why their bodies are out of balance in the first place. His approach integrates physical health strategies with spiritual principles, aiming to help people heal holistically, body and faith together.
Shop the Longevity Rx LineI am not going back to pulling from five different brands. My patients have a single, trusted source for clinical-grade cellular support. My family uses these products. I use these products every single day.
For the All-In Reader
The Complete Longevity Stack
The full daily stack targeting cellular function from every angle: antioxidant superfoods, advanced 4-in-1 gut support, and essential minerals for energy and recovery. Everything in one order, the way I layer them for my own patients.
Doctor-formulated · Third-party tested
What Optimal Feels Like.
By neutralizing oxidative stress and supporting your cellular defense systems, Liv120 helps your body shift back into an optimal state. You stop surviving on caffeine and sheer willpower. You wake up feeling rested, your mind stays sharp, and you finally feel like yourself again.
Results based on a survey of n=235 Longevity Rx members evaluating self-perceived efficacy.
From the community
Real People. Real Routines.
How members are working Liv120 into their day.
The Longevity Rx Line
Every Formula, Built From Clinical Necessity
Liv120 Cellular Superfood
A full-spectrum cellular superfood for daily energy and cellular health.
Mag18 Magnesium
Peptide-powered magnesium for deep absorption, restful sleep, and recovery.
Probiotic Trillion
A 4-in-1 gut formula with prebiotics, probiotics, postbiotics, and parabiotics.
MitoMultiply
A methylated multivitamin for energy, metabolic function, and mental clarity.
StemCell Protein
A regenerative protein for tissue renewal and joint health.
Cellular Hydration
Wild berry electrolyte stick packs for deep cellular hydration and mineral balance.
Frequently Asked Questions
Do I need all six products, or can I start with one?
Start with Liv120. It is the foundation Dr. Austin recommends building on first, and you can add the others as you go.
Can I subscribe and save on these products?
Yes. Each product offers a Subscribe & Save option, 30% off your first order and 15% off ongoing orders, and you can cancel anytime.
Are these products third-party tested?
Yes. Longevity Rx products are third-party tested and NSF Certified, screened against a list of 280 banned substances.
Is it safe to take these with medications or other supplements?
Always talk to your doctor before starting any new supplement, especially if you take medication or have an existing health condition.
How long before I notice a difference?
Everyone is different. Some people notice changes within the first few weeks, others take longer, and consistency matters more than any single dose.
The Wellness You Were Promised
Start where Dr. Austin starts every patient. The Welcome Kit brings Liv120 home with two free gifts. Enjoy 52% savings & 15% off on Subsequent subscriptions - delivers every 30 days*
Or explore Mag18, Probiotic Trillion, StemCell Protein, and the full line.