Vitality routine without biohacking: what science says

Living more years isn't the only goal. Living more years with energy, mental clarity and physical capacity is what science calls healthspan: the period of life in which you remain functionally healthy. Longevity research has advanced far enough to offer a clear map of what works and what doesn't. The problem is that this map has been buried under an avalanche of extreme biohacking protocols, fad supplements and Silicon Valley gurus who wake up at 4:30 a.m. to do cryotherapy before their first 72-hour fasting session.

This article isn't about that.

It's about building a sustainable vitality routine, backed by solid scientific evidence, that a real person with a job, a family and a social life can sustain for decades. Because healthy aging isn't won in a three-week biohacking sprint. It's built, habit by habit, through consistency.

What a vitality and healthy aging routine really means

A vitality routine is the set of daily and periodic habits that, according to the available scientific evidence, are associated with a slowdown of the biological mechanisms of aging and a lower risk of age-related chronic diseases.

It's not an elite protocol. It's a framework of behaviors that acts on the so-called hallmarks of aging —the markers of aging identified by López-Otín et al. in their influential 2013 review in Cell (López-Otín et al., 2013) and expanded in 2023 with three new markers (López-Otín et al., 2023). Among them: genomic instability, telomere shortening, mitochondrial dysfunction, cellular senescence and chronic low-grade inflammation.

What sets a vitality routine apart from a wellness fad is its evidence base. Every element should be justifiable with studies in humans —ideally controlled clinical trials or long-term cohort studies. Not mouse experiments. Not the testimony of a 32-year-old influencer who claims to have reversed their biological age.

The three pillars that science consistently validates

Before getting into the practical details, it's worth establishing which areas have the most robust scientific backing for vitality and healthy aging:

• Regular physical movement: Exercise is the intervention with the strongest evidence for vitality and healthy aging. A prospective study by Zhao et al. (2020) published in The BMJ, with 479,856 adults, documented that meeting physical activity recommendations is associated with markedly lower all-cause mortality. This association has been confirmed by multiple large-scale meta-analyses.
• Quality nutrition: Dietary patterns such as the Mediterranean diet and the MIND diet are consistently associated with healthier aging and a lower risk of cognitive decline (Sofi et al., 2014; Morris et al., 2015).
• Restorative sleep: A cohort study by Cappuccio et al. (2010) with more than 1.3 million participants showed that sleeping fewer than 6 hours or more than 9 hours is associated with higher mortality, with a relative risk increased by 12% and 30% respectively.

Everything else —supplements, technology, advanced protocols— operates on top of this foundation. Without it, no supplement makes sense.

Why extreme biohacking isn't the answer

The term biohacking was born with a legitimate intention: to apply scientific and experimental thinking to your own body in order to optimize how it works. The problem is that, in its extreme version, it has turned into a social-signaling race where the complexity of the protocol becomes an end in itself.

What defines extreme biohacking

Three traits make it problematic from a public health perspective:

1. Extrapolation from preclinical evidence: Many interventions popular in biohacking communities —off-label rapamycin, young-plasma transfusions, massive doses of NAD+ precursors without medical supervision— are based on promising results in animal models that have not been replicated in human clinical trials with the necessary rigor.
2. Unsustainable complexity: A protocol that requires 47 supplements, 4 different types of fasting, continuous glucose monitoring, a daily sauna and ice baths has a dropout rate close to 100% in the general population. Long-term consistency is the most predictive factor of results in vitality and healthy aging, not the sophistication of the protocol.
3. Risk of real harm: Some extreme biohacking practices carry documented risks. Prolonged fasting without supervision can cause loss of muscle mass, an independent risk factor for mortality in older people (Cruz-Jentoft et al., 2019). Unsupervised supplementation with very high doses of certain fat-soluble vitamins can be toxic.

The opportunity cost of extreme biohacking

There's a more subtle, but equally important, argument. The time and mental energy invested in optimizing complex protocols are resources taken away from the behaviors that do have robust evidence. A person who spends two hours a day managing their biohacking protocol could have walked for 30 minutes, cooked a nutritious meal and slept an extra hour. The evidence for those three interventions far outweighs that of most advanced biohacking techniques.

As longevity researcher Dan Buettner points out —his work on the Blue Zones (regions of the world with the highest concentration of centenarians) has been published in National Geographic and partially validated by epidemiological studies— centenarians don't follow biohacking protocols. They follow simple, consistent, socially integrated routines.

The foundations of a sustainable vitality routine

An effective vitality routine is built on four pillars that science consistently validates and that anyone can implement without special equipment or advanced knowledge.

Pillar 1: Structured physical movement

Exercise acts on multiple mechanisms of aging at once: it improves mitochondrial function, reduces systemic inflammation, stimulates autophagy and preserves muscle mass. Intervention studies in older adults show that combined strength training and aerobic exercise are the interventions most consistently associated with preserving physical function with aging (Fiuza-Luces et al., 2013).

The combination the evidence backs most consistently:

• 150-300 minutes per week of moderate-intensity aerobic exercise (brisk walking, cycling, swimming). This is the WHO recommendation, supported by multiple meta-analyses.
• 2-3 strength-training sessions per week. A meta-analysis by Momma et al. (2022) in the British Journal of Sports Medicine found that muscle-strengthening activities are associated with a reduction of around 15% in all-cause mortality (in the specific mortality analysis, with 263,058 participants), independently of aerobic exercise.
• Reducing sedentary time: Standing up and moving briefly every 30-60 minutes has documented metabolic effects, independently of formal exercise.

You don't need to train like an elite athlete. The benefit curve of exercise on vitality has diminishing returns: going from sedentary to moderately active produces the greatest gains.

Pillar 2: Anti-inflammatory nutrition

Chronic low-grade inflammation —sometimes called inflammaging— is one of the central mechanisms of accelerated aging. Diet is the modifiable factor with the greatest impact on this process.

The dietary patterns with the strongest evidence for vitality and healthy aging share common features:

• High density of vegetables, fruits, legumes and whole grains: Sources of fiber, polyphenols and micronutrients with documented anti-inflammatory effects.
• Quality fats: Extra-virgin olive oil, nuts, oily fish. The PREDIMED study, a clinical trial with 7,447 participants, showed that a Mediterranean diet supplemented with extra-virgin olive oil or nuts reduces cardiovascular risk by approximately 30% compared with a control diet.
• Adequate protein: Especially relevant from age 50 onward to preserve muscle mass. The recommended intake for active older adults is 1.2-1.6 g/kg of body weight per day.
• Limiting ultra-processed foods and added sugars: A cohort study by Srour et al. (2019) in the BMJ (NutriNet-Santé cohort, 105,159 participants) found that every 10% increase in the proportion of ultra-processed foods in the diet is associated with an increase of around 12% in the risk of cardiovascular disease.

Pillar 3: Sleep as a tool for cellular repair

While you sleep, your brain activates the glymphatic system: a kind of overnight cleaning system that clears toxic proteins such as the beta-amyloid associated with Alzheimer's. Chronic sleep deprivation, by contrast, accelerates multiple markers of biological aging.

The interventions with the strongest evidence for improving sleep quality:

• A consistent schedule: Going to bed and getting up at the same time, even on weekends, is the single most important factor for sleep quality according to chronobiology research.
• Managing blue-light exposure: Reducing screen exposure in the 2 hours before sleep improves melatonin secretion.
• Bedroom temperature: Between 16-19°C favors deep-sleep architecture (Okamoto-Mizuno & Mizuno, 2012).
• A target of 7-9 hours: The optimal range identified in long-term epidemiological studies for middle-aged adults.

Pillar 4: Managing chronic stress

Chronic stress doesn't just feel bad. It acts on biology: it raises cortisol in a sustained way, promotes systemic inflammation and accelerates telomere shortening. A classic study by Epel et al. published in PNAS showed that mothers of children with chronic illnesses had significantly shorter telomeres than the control group. The researchers estimated that this difference could be equivalent to between 9 and 17 additional years of telomeric aging, though this estimate should be interpreted with caution given the size of the study (n=58).

The interventions with solid evidence:

• Mindfulness meditation: A systematic review by Goyal et al. (2014) in JAMA Internal Medicine found that mindfulness meditation programs produce moderate improvements in anxiety, depression and stress.
• Social connection: The meta-analysis by Holt-Lunstad et al. (2015) in Perspectives on Psychological Science, with data from 3.4 million people, found that social isolation increases the risk of mortality by 29%, comparable to the effect of smoking.
• Time in nature: Japanese studies on shinrin-yoku (forest bathing) show documented reductions in cortisol, blood pressure and inflammatory markers.

The role of supplements: what science says and what it doesn't

Supplements are the area where the gap between scientific evidence and marketing is most pronounced. It's worth being precise: there are supplements with solid evidence in humans, supplements with promising but preliminary evidence, and supplements that are pure marketing with no relevant scientific backing.

Supplements with solid evidence in specific contexts

Vitamin D: Vitamin D deficiency is prevalent in Spain and across Europe, especially in people who work indoors. Observational studies, including a meta-analysis by Autier et al. (2014) with data from more than 500,000 people published in The Lancet Diabetes & Endocrinology, have found an inverse association between vitamin D levels and all-cause mortality. It's important to note that the authors themselves warn that the evidence for causality is limited and that intervention studies have not consistently replicated the observational benefits. Supplementation is generally considered indicated when serum 25-OH vitamin D levels are below 20-30 ng/mL (the thresholds vary across clinical guidelines), which should be determined through a blood test and assessed with a healthcare professional.

Magnesium: It takes part in more than 300 enzymatic reactions. Dietary magnesium intake is insufficient in a significant proportion of the Western population. A meta-analysis by Fang et al. (2016) in BMC Medicine found that a higher dietary magnesium intake is associated with a lower risk of cardiovascular disease, type 2 diabetes and all-cause mortality. These data refer to intake through diet; if supplementation is being considered, it's advisable to assess it with a healthcare professional, since the claims authorized by EFSA for magnesium refer to specific functions such as its contribution to normal energy metabolism and to the normal functioning of the nervous system.

Omega-3 (EPA and DHA): Long-chain omega-3 fatty acids have documented anti-inflammatory effects. The VITAL trial (Manson et al., 2019), an RCT with 25,871 participants, found no significant effect of omega-3 supplementation on the composite of major cardiovascular events; in secondary analyses, associations were observed with a lower incidence of heart attack, more marked in people with low fish intake —a result that requires confirmation in studies specifically designed for that purpose.

NAD+ and its precursors: the most active frontier of research in healthy aging

NAD+ (nicotinamide adenine dinucleotide) is a coenzyme present in every cell of the body, essential for mitochondrial energy production, DNA repair and the regulation of sirtuins —proteins that act as sensors of the cell's metabolic state and regulate multiple aging pathways. If you want to understand in depth what NAD+ is and why it matters for cellular vitality, you can read our guide on what NAD+ is and how it can improve your health.

Studies in human tissue suggest that NAD+ levels may decline significantly with age —some analyses point to reductions of up to 50% between ages 20 and 60, although these data come from exploratory studies with small samples and refer to specific tissues. The general trend of declining NAD+ with age is supported by multiple lines of research. In the scientific literature this decline is associated with mitochondrial dysfunction and other processes of cellular aging, although the causal relationship in humans remains the subject of active research.

Nicotinamide riboside (NR) is one of the most studied NAD+ precursors in human clinical trials. A controlled clinical trial by Martens et al. (2018) published in Nature Communications with 24 healthy middle-aged and older adults showed that NR supplementation raises blood NAD+ levels in a dose-dependent manner, with an increase of up to 60% in whole blood at doses of 1,000 mg/day. It's important to note that this increase was measured in whole blood, and that larger studies are needed to confirm these results.

Later studies have explored the effects of different NAD+ precursors —both NR and NMN, a related molecule but with its own metabolic pathway— on muscle function, blood pressure and inflammatory markers, with promising but still-consolidating results (Yoshino et al., 2021, on NMN; Elhassan et al., 2019, on NR).

A necessary clarification: research into nicotinamide riboside and other NAD+ precursors is advancing fast, but most human studies are short in duration and use relatively small samples. The evidence is promising, not conclusive. Studies suggest that NR supplementation may raise NAD+ levels —a coenzyme involved in cellular energy metabolism— but it does not allow anyone to claim that it "reverses aging."

PLENIAGE® NR NAD+ is a food supplement that provides 300 mg of nicotinamide riboside per capsule, an ingredient authorized as a novel food in the EU, with a favorable safety assessment from EFSA. If you're considering adding an NAD+ precursor to your routine, it's advisable to consult a healthcare professional to assess whether it's suitable in your particular case.

Supplements that don't justify their popularity

Some supplements widely promoted in biohacking communities have very limited or nonexistent evidence in humans:

• Oral resveratrol: Despite promising results in animal models, human clinical trials have not shown consistent effects on longevity markers, in part because of its low oral bioavailability.
• Metformin as an anti-aging agent in healthy people: Although there are interesting observational studies, using metformin as a longevity supplement in people without diabetes is an extrapolation of evidence that is not supported by clinical trials in a healthy population.

A practical rule: Before adding any supplement to your routine, ask yourself three questions: Are there human clinical trials that support this specific use? Do I have a documented deficiency or a physiological reason to take it? Have I consulted a healthcare professional?

How to build your routine step by step: the layering method

The reason most people fail when trying to implement a vitality routine isn't a lack of information. It's the lack of a method for gradual implementation. Trying to change everything at once is the surest strategy for changing nothing.

The layering method proposes building the routine in sequential phases, adding a new layer only when the previous one is consolidated. Consolidation is defined as keeping the habit for at least 3-4 weeks without significant conscious effort.

Layer 1 (Weeks 1-4): The non-negotiables

These are the behaviors with the highest return on investment for vitality. If you can only do one thing, make it this layer:

• Sleep: Set a fixed wake-up time and keep it 7 days a week. It's the change with the greatest impact on sleep quality according to chronobiology research.
• Minimum viable movement: 30 minutes of daily walking. It requires no equipment, has no relevant contraindications for most healthy adults, and has robust evidence of benefit.
• Hydration: 1.5-2 liters of water a day. Simple, free, and with a documented impact on cognitive function and metabolism.

Don't add anything else until these three behaviors are automatic.

Layer 2 (Weeks 5-8): Nutrition and strength

With layer 1 consolidated, add:

• Two strength-training sessions per week: These can be at home using your body weight (squats, push-ups, pull-ups) or at the gym. The initial goal is consistency, not intensity.
• One concrete dietary improvement: Not a new diet. One specific change: adding a serving of vegetables to your meal, swapping the ultra-processed snack for nuts, including oily fish twice a week.

Layer 3 (Weeks 9-12): Stress management and recovery

• 10 minutes a day of mindfulness or conscious-breathing practice: Apps such as Headspace or Calm have evidence of effectiveness in controlled studies (Linardon et al., 2019).
• One intentional social activity per week: A dinner with friends, a call with a relative, a group activity. Social connection isn't a luxury; it's a healthy-aging factor with evidence comparable to exercise.

Layer 4 (From week 13 onward): Optimization and sustainable vitality

Only when the three previous layers are solid does it make sense to consider:

• Baseline blood work: Vitamin D, magnesium, complete blood count, lipid panel, fasting glucose, high-sensitivity CRP (a marker of inflammation). This makes it possible to identify real deficiencies and objectively track the impact of the routine.
• Results-based supplementation: If the tests reveal vitamin D deficiency, supplement. If oily fish intake is low, consider omega-3. If there's interest in supporting cellular energy metabolism, explore NAD+ precursors with a healthcare professional.
• Fine-tuning exercise: Adding variability (occasional HIIT, yoga, team sports) to work different physiological systems.

The 80% rule

A vitality routine doesn't require perfection. It requires consistency. The 80% rule states that keeping the key behaviors 80% of the time produces 95% of the benefits. The remaining 20% of imperfection —the birthday dinner, the night you don't sleep well, the vacation week without training— doesn't destroy the benefits accumulated over months of consistency.

This perspective matters because perfectionism is one of the main predictors of abandoning healthy habits (Sirois & Pychyl, 2013).

Monitoring without obsession: what to measure and what to ignore

Extreme biohacking has a problematic relationship with monitoring: more data is always perceived as better. The reality is that excessive monitoring can generate anxiety, obsessive behaviors and a dysfunctional relationship with your own body —what some researchers have begun to call quantified orthorexia.

A sustainable vitality routine requires enough monitoring to detect relevant trends. Not exhaustive monitoring to optimize every physiological variable.

What to measure: the indicators with the greatest predictive value

Annual or biannual blood work

It's the monitoring tool with the best cost-benefit ratio. The most relevant markers for vitality and healthy aging that any general practitioner can request:

• HbA1c and fasting glucose: Indicators of metabolic health. Insulin resistance is one of the most modifiable risk factors for multiple chronic diseases associated with aging.
• High-sensitivity CRP: A marker of low-grade systemic inflammation. Chronically elevated levels are associated with higher cardiovascular risk and cognitive decline.
• Vitamin D (25-OH): As mentioned, deficiency is prevalent and correctable.
• Complete lipid panel: Including LDL, HDL, triglycerides and, if possible, ApoB —a more precise marker of cardiovascular risk than conventional LDL.
• TSH (thyroid-stimulating hormone): Subclinical thyroid dysfunction is common and can mimic symptoms of accelerated aging.

Simple functional metrics

Some functional indicators have documented predictive value in vitality and healthy aging and require no technology:

• Handgrip strength: A meta-analysis by Leong et al. (2015) in The Lancet, with 139,691 participants from 17 countries, found that grip strength is a stronger predictor of cardiovascular mortality than systolic blood pressure. It's measured with a hand dynamometer (available at many health centers and gyms).
• Walking speed: In people over 60, usual walking speed is a robust predictor of mortality and hospitalization.
• Subjective sleep quality: A simple 1-10 scale of how you felt on waking, recorded over 2-4 weeks, can reveal more useful patterns than a high-tech sleep monitor.

What not to measure (or to measure with caution)

• Daily heart rate variability (HRV): Although it has value as a recovery indicator in athletes, its interpretation in the general population is complex and its day-to-day variability can generate anxiety without providing actionable information.
• Continuous glucose in people without diabetes or prediabetes: Continuous glucose monitors are valuable tools in managing diabetes. Their use in healthy people as an optimization tool has very limited evidence and can foster unnecessary restrictive eating behaviors.
• Biological age calculated by apps: The biological-age algorithms available in consumer apps have limited scientific validation and very high variability between measurements.

What science says, without the noise

Longevity research has advanced more in the last 10 years than in the previous 50. Today we know with reasonable certainty which behaviors slow biological aging and which don't have the backing their promoters claim.

The key takeaways from this article:

• The four pillars with the strongest evidence are regular physical movement, anti-inflammatory nutrition, restorative sleep and managing chronic stress. Without them, no supplement or advanced protocol makes sense.
• Extreme biohacking has real costs: unsustainable complexity, the risk of harm, and an opportunity cost that takes time and energy away from the behaviors that do work.
• Supplements are an additional layer, not the foundation. Vitamin D, magnesium and omega-3 have solid evidence in specific contexts. NAD+ precursors such as nicotinamide riboside are the most active area of research in cellular vitality. The clinical trials published to date are promising, although the evidence is still consolidating.
• Consistency beats perfection. A simple routine kept up over years produces more benefits than a sophisticated protocol abandoned within weeks.
• Monitoring should be sufficient, not exhaustive. Annual blood work and simple functional metrics provide more actionable information than most biohacking gadgets.

Building a vitality routine doesn't require becoming a full-time biohacker. It requires making consistent, evidence-backed decisions that you can sustain for decades. That —and not the most sophisticated protocol on the market— is what science associates with a longer, healthier life.

The information contained in this article is intended for general guidance and does not replace individualized medical advice. Consult your doctor or pharmacist before starting any supplementation.