8 Longevity Supplements That Support Heart, Energy & Healthy Aging

Aging well is not only about adding more years. It is about keeping your heart steady, your energy reliable, your brain clear, your eyes protected, and your recovery reasonable as the decades add up.

Supplements can help fill gaps, but they work best when the basics are already in place: protein-rich meals, strength training, daily movement, sleep, sunlight, stress management, and regular lab work. Think of the right longevity supplements as support beams, not the whole house.

This guide covers seven options worth knowing, especially for heart health, mitochondrial energy, inflammation balance, circulation, sleep, and healthy aging.

This article is for general education only. Supplements can interact with medications and health conditions, so talk with a qualified healthcare professional before starting anything new, especially if you are pregnant, nursing, managing a chronic condition, or taking prescriptions.

1. Trimethylglycine supports methylation and cardiovascular health

Trimethylglycine, often called TMG or betaine, is a compound found naturally in foods like beets, spinach, and whole grains. Its main claim to fame is its role in methylation, a core biochemical process involved in detoxification, neurotransmitter production, DNA repair, and cardiovascular function.

One reason TMG gets attention in longevity circles is its relationship with homocysteine. Homocysteine is an amino acid that can rise when methylation is under strain or when certain B vitamins are low. Higher homocysteine levels are associated with cardiovascular risk and irritation around the blood vessels.

TMG helps donate methyl groups, which may help the body convert homocysteine into other useful compounds. In that way, it can support heart and artery health. It is often discussed alongside methylfolate, vitamin B12, and vitamin B6 because these nutrients all take part in homocysteine metabolism.

For some people, TMG may be just as relevant as methylfolate or B6 when building a cardiovascular support plan. The best choice depends on lab work, diet, genetics, and tolerance.

Practical tip: If homocysteine is a concern, do not guess. Ask for a fasting homocysteine test and review it with a clinician who understands methylation. TMG may be helpful, but it should fit the full picture.

Where to get it: The OHANA Longevity & Anti-Aging Protocol on Fullscript

2. PQQ helps support the mitochondria that power your cells

PQQ, short for pyrroloquinoline quinone, is one of the more interesting nutrients in the energy and longevity world. It is studied for its role in mitochondrial function.

Mitochondria are the tiny energy producers inside cells. They help turn food and oxygen into ATP, the energy currency your body uses for nearly everything. When mitochondrial function dips, people often describe the result as heavy fatigue, slow recovery, brain fog, or a sense that their “battery” no longer charges fully.

Research suggests PQQ may support mitochondrial biogenesis, which means the creation of new mitochondria. That makes it different from many energy supplements that mainly push stimulation. PQQ is less about a quick jolt and more about supporting the machinery that helps produce energy in the first place.

It may be especially worth discussing if your energy changed after a major stressor, such as:

• A viral illness

• Lyme disease or another long recovery period

• A difficult course of antibiotics

• Chronic stress

• Poor sleep over many months

• Overtraining

  
  

PQQ is often paired with CoQ10 because both nutrients support mitochondrial health in different ways. CoQ10 helps with energy transfer inside the mitochondria. PQQ appears to support mitochondrial protection and signaling.

Practical tip: If fatigue is new, severe, or worsening, do not assume it is simply “aging.” Ask your practitioner about common causes like anemia, thyroid changes, blood sugar issues, sleep apnea, nutrient deficiencies, medication effects, and post-viral complications.

Where to get it: The OHANA Longevity & Anti-Aging Protocol on Fullscript

3. Taurine supports the heart, brain, and workout recovery

Taurine is an amino acid-like compound found in high amounts in the heart, brain, muscles, and eyes. It supports electrolyte balance, bile acid formation, cellular hydration, and antioxidant defenses.

For healthy aging, taurine earns attention because it touches several systems at once.

It supports the heart by helping regulate calcium movement in heart muscle cells and supporting normal rhythm and contractile function. It also plays a role in the brain, where it interacts with calming neurotransmitter systems and helps protect cells from oxidative stress.

Taurine is also useful for active adults. As people age, workout recovery can take longer. Joints feel louder. Muscles stay sore longer. Inflammation after training may linger in a way it did not at 25. Taurine may help buffer oxidative stress and support a healthier inflammatory response after exercise.

That does not mean taurine replaces mobility work, protein, electrolytes, or sleep. It simply adds another layer of support.

Practical tip: Taurine can have a calming effect for some people. Others notice better exercise tolerance or fewer “wired but tired” feelings. Start low and pay attention to how your body responds.

Where to get it: The OHANA Longevity & Anti-Aging Protocol on Fullscript

4. Psyllium husk is simple, unglamorous, and powerful

Psyllium husk is not flashy. It will never have the mystique of a rare rainforest herb or the cool factor of a mitochondrial compound. But for metabolic and cardiovascular health, it deserves a spot on the short list.

Psyllium is a soluble fiber. When mixed with water, it forms a gel. That gel helps bind substances in the intestines and supports healthy elimination.

This matters for several reasons.

Psyllium can help bind bile acids, which encourages the body to use cholesterol to make more bile. That is one reason soluble fiber can help support healthy LDL cholesterol levels. It may also help carry oxidized cholesterol particles and waste products out of the body through stool.

It can also support hormone balance. The gut is one route the body uses to remove excess estrogen and estrogen metabolites. Regular bowel movements and enough soluble fiber can help keep that system moving.

Blood sugar is another reason psyllium is so useful. When taken with enough water before or alongside a meal, it can slow digestion and help smooth the rise in blood glucose. Many people also notice better satiety, meaning they feel full longer.

A common starting amount is 3 to 5 grams once or twice daily, always with a full glass of water.

Do not take psyllium dry. Do not chase it with a tiny sip. It needs enough fluid to move safely through the digestive tract.

Practical tip: Take psyllium away from medications and other supplements unless your healthcare professional says otherwise. Fiber can reduce absorption if taken too close to certain products.

Where to get it: The OHANA Longevity & Anti-Aging Protocol on Fullscript

5. Astaxanthin (with lutein and zeaxanthin) protects delicate tissues

Astaxanthin is the reddish-orange antioxidant that helps give salmon, shrimp, krill, and flamingos their color. It belongs to a family of pigments called carotenoids.

Lutein and zeaxanthin are carotenoids too. They are best known for their role in eye health, especially the macula, the central part of the retina responsible for sharp vision.

Together, these nutrients help protect delicate tissues from oxidative stress. That is one reason they are often discussed for eye strain, retinal support, and healthy aging.

Tiny blood vessels in the eyes are especially vulnerable to oxidative damage. The same is true for microcirculation in the brain and throughout the body. Astaxanthin, lutein, and zeaxanthin help support these fragile systems by acting as antioxidants and supporting healthy blood flow.

They are also fat-soluble, which means they absorb better with meals that contain fat. A capsule taken with black coffee is not the same as one taken with eggs, avocado, olive oil, or salmon.

Good food sources include:

• Wild salmon

• Sardines

• Egg yolks

• Spinach

• Kale

• Orange peppers

• Pistachios

  
  

Practical tip: If you spend long hours on screens, have a family history of eye concerns, or notice changes in night vision, ask your eye doctor about carotenoid support. Supplements can help, but regular eye exams still matter.

Where to get it: The OHANA Longevity & Anti-Aging Protocol on Fullscript

6. Astragalus has a long history in traditional longevity practices

Astragalus is a root used in traditional Chinese medicine for thousands of years. It is often used as a tonic herb, meaning it is taken to support resilience over time rather than to force an immediate effect.

Modern longevity interest in astragalus often centers on telomeres and telomerase.

Telomeres are protective caps at the ends of chromosomes. A simple way to picture them is to imagine the plastic tips on shoelaces. Those tips help keep the laces from fraying. Telomeres play a similar protective role for DNA during cell division.

Telomerase is an enzyme that helps maintain telomeres. Some compounds in astragalus have been studied for their relationship with telomerase activity, though this area is complex and still developing.

That nuance matters. Supporting telomere health does not mean a supplement “reverses aging.” Aging involves many systems, including the immune system, mitochondria, blood vessels, hormones, muscle, sleep, and metabolism.

Astragalus may also support immune balance. That is part of why it has stayed popular for so long in traditional use.

Practical tip: Astragalus is not right for everyone. People taking immune-suppressing medications, managing autoimmune conditions, or undergoing cancer treatment should only use it with medical guidance.

Where to get it: The OHANA Longevity & Anti-Aging Protocol on Fullscript

7. Melatonin supports sleep timing and nighttime repair

Melatonin is best known as the sleep hormone, but that description is incomplete. It is really a darkness signal. Your brain releases it in response to dim light and darkness, helping tell the body that night has arrived.

Natural melatonin production tends to decline with age. Some research estimates that levels drop decade by decade after early adulthood. By the later decades of life, production may be a fraction of what it was in the 20s.

That decline may matter if sleep has changed in a specific way.

Melatonin may be worth a conversation if:

• You do not fall asleep within about 20 minutes

• You wake around 2 or 3 a.m. and struggle to return to sleep

• Your sleep schedule shifted later and later

• Travel or schedule changes disrupted your rhythm

• Evening screen exposure is high

  
  

Low dose often works better than high dose. More is not always better with melatonin. Some people feel groggy, vivid dreams, or mood changes when the dose is too high.

A gentle starting point many practitioners use is liquid, low-dose melatonin about 30 minutes before bed. The liquid form makes it easier to adjust the amount.

Melatonin also works best when the environment supports it. Bright light at night, late alcohol, heavy meals, and stressful scrolling can all fight against the signal.

Practical tip: Pair melatonin with a simple light routine. Get outdoor light in the morning, dim lights at night, and keep the bedroom cool and dark.

Where to get it: The OHANA Longevity & Anti-Aging Protocol on Fullscript

8. Phospholipids (in a complex) to support cellular membrane repair

Phospholipid complexes play a significant role in cellular repair and maintenance, which can contribute to healthy aging and longevity. Here are some of the key benefits:

• Membrane Integrity: Phospholipids are essential components of cellular membranes. They help maintain the structural integrity of cells, which is crucial for proper cellular function and communication. Healthy membranes can prevent cellular damage and promote longevity.

• Enhanced Nutrient Delivery: Phospholipid complexes can facilitate the transport of nutrients and bioactive compounds into cells. This enhanced nutrient delivery supports cellular repair processes and overall health, which is vital for aging individuals.

• Antioxidant Properties: Many phospholipid complexes possess antioxidant properties that help neutralize free radicals. By reducing oxidative stress, these complexes can protect cells from damage associated with aging, thereby promoting longevity.

• Improved Cellular Communication: Phospholipids play a role in cell signaling pathways. Effective cellular communication is essential for coordinating repair mechanisms and maintaining homeostasis, which is important for healthy aging.

• Support for Mitochondrial Function: Mitochondria are the powerhouses of the cell, and phospholipids are integral to their membranes. Supporting mitochondrial health can enhance energy production and reduce the decline in cellular function associated with aging.

• Modulation of Inflammation: Phospholipid complexes can help modulate inflammatory responses in the body. Chronic inflammation is linked to various age-related diseases, and reducing inflammation can contribute to healthier aging.

• Promotion of Skin Health: Certain phospholipid complexes are known to improve skin hydration and elasticity. Healthy skin is a visible indicator of aging, and maintaining skin health can enhance overall well-being.

• Neuroprotective Effects: Phospholipids are important for brain health, supporting neuronal function and protecting against neurodegenerative diseases. This neuroprotection is crucial for maintaining cognitive function as we age.

Incorporating phospholipid complexes into the diet or as supplements may offer numerous benefits for cellular repair, contributing to healthy aging and longevity. As research continues, understanding the full potential of these complexes will be essential for developing effective strategies to promote wellness throughout the aging process.

Practical tip: When introducing a phospholipid complex, go slow. Start with 1/2 teaspoon after a meal that has a healthy fat. This can effectively "push" toxins out of cells, so go slow and only increase to tolerance!

Where to get it: The OHANA Longevity & Anti-Aging Protocol on Fullscript

How to think about building a longevity supplement plan

The biggest mistake with longevity supplements is treating them like collectibles. More bottles do not mean better results. A clear plan beats a crowded cabinet.

Start with the outcome you care about most.

A sensible approach is to choose one or two supplements that match your needs, use them consistently, and track how you feel. Better yet, pair that with lab work or measurable markers.

For example, if taking TMG for cardiovascular support, recheck homocysteine. If using psyllium for metabolic health, track LDL cholesterol, fasting glucose, A1C, digestion, and appetite. If using melatonin, track sleep onset, night waking, morning grogginess, and energy.

Also pay attention to timing.

• Take fat-soluble carotenoids with a meal that contains fat.

• Take psyllium with plenty of water and away from medications.

• Take melatonin in the evening, not randomly during the day.

• Introduce one new supplement at a time so you know what is helping.

  
  

The real takeaway

The best longevity supplement plan is targeted, boringly consistent, and matched to real needs.

TMG may support methylation and homocysteine balance. PQQ may help tired mitochondria. Taurine supports the heart, brain, and recovery. Psyllium husk quietly helps cholesterol, blood sugar, satiety, and elimination. Astaxanthin with lutein and zeaxanthin supports the eyes and microcirculation. Astragalus brings a long history of resilience support. Melatonin can help restore a healthier sleep signal when production drops with age.

Pick the support that matches the weak link. Then build the foundation underneath it: sleep, strength, protein, fiber, movement, and regular health testing. That is where healthy aging starts to become something you can practice every day.

With love,

Brie