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TMG (Trimethylglycine)

A methyl donor to pair with NMN

TMG, also known as betaine, is a naturally occurring compound that helps your body carry out methylation, a process involved in cell division, energy metabolism, and the production of antioxidants. It's a natural companion to NMN, since your body uses methyl groups when processing nicotinamide.

Why people choose TMG

• Supports methylation: Provides methyl groups your body uses in essential cellular processes.

• Supports healthy homocysteine levels: TMG helps convert homocysteine back into
methionine, and studies show it can reduce elevated homocysteine.

• Supports liver function: Methyl donors play a role in normal liver metabolism.

• Complements your NMN routine: Helps replenish methyl groups used in nicotinamide
metabolism.

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Every lot is independently tested. View Certificate of Analysis

Real Science. Real Results.

Clinical research shows NAD+ supplementation can restore cellular function, boost metabolism, and support cognitive health.

  • Dr. Robert Chen Mayo
    Dr. Robert ChenIntegrative Medicine

    After 60 days on NMN, my patients consistently report better energy, sharper focus, and improved recovery. The NAD+ science is undeniable.

    47% NAD+ Level Increase
    2x Cellular Energy Boost
  • Dr. Lisa Park Harvard
    Dr. Lisa ParkLongevity Researcher

    NMN is one of the most promising NAD+ precursors studied. Sublingual delivery is a game-changer for absorption rates.

    62% Improved Biomarkers
    3x Better Absorption
  • Dr. James Rivera MIT
    Dr. James RiveraBiochemist

    The sublingual delivery system bypasses first-pass metabolism, giving patients dramatically better bioavailability than standard capsules.

    10x Faster Absorption
    99.7% Purity Guaranteed

How It Works

TMG and your body's methyl pool

TMG (trimethylglycine), also known as betaine anhydrous, is an amino acid derivative that supports the body's methylation processes.

What is methylation?

Methylation is a fundamental biochemical process in which a methyl group (one carbon atom and three hydrogen atoms, CH3) is transferred from one molecule to another. It is involved in cell division, cellular energy production, histamine clearance, metabolism, gene expression (epigenetics), the formation of neurotransmitters, and the production of antioxidants.

The methyl pool

Your body draws on a “methyl pool” of available methyl groups. When the supply is adequate, methylation generally runs smoothly. A few factors can increase demand or reduce efficiency.

What can affect the methyl pool

  • MTHFR variants

    Common variants in the MTHFR gene can reduce the efficiency of folate-dependent methylation, which may contribute to higher homocysteine levels, particularly when folate intake is low. TMG supports a separate pathway that converts homocysteine to methionine without relying on MTHFR.

  • Aging

    DNA methylation patterns change with age, and researchers are actively studying how those changes relate to healthy aging. Whether supplementing methyl donors influences this has not been established.

  • NMN supplementation

    Your body uses methyl groups to clear excess nicotinamide, a by-product of NAD+ metabolism. There is currently no clinical evidence that NMN depletes the methyl pool, but some people choose to pair NMN with a methyl donor such as TMG as a precaution.

These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease. Consult your healthcare provider before use, especially if you are pregnant, nursing, taking medication, or have a kidney or liver condition.

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FAQs

What are longevity supplements?

They’re supplements aimed at supporting the things that tend to matter as we age — cellular health, energy production, metabolism, that kind of thing. They won’t turn back the clock, but they can help fill gaps in your diet and support a healthy lifestyle over the long run.

What are the best longevity supplements?

Honestly, it depends on what your body actually needs. Antioxidants, NAD+ precursors, omega-3s, and certain vitamins and minerals all show up a lot in the research. Our approach at Apex Atoms is to build formulas around ingredients that have real evidence behind them, at doses that match the studies — not just throw a bunch of trendy stuff into a proprietary blend and call it a day.

What are the best vitamins for longevity?

Vitamin D, K2, C, and the B vitamins come up often, along with minerals like magnesium and zinc. But everyone’s starting point is different, so it’s worth talking to a doctor about what you’re actually missing before you build a routine around any of these.

What’s unique about Apex Atoms’ supplements?

We’d rather be boring and honest than flashy and vague. That means real ingredient amounts on the label (no hiding behind proprietary blends), formulas grounded in actual research, and manufacturing that meets serious quality standards. We’re new, but we’re not cutting corners to get there faster.

Does Apex Atoms sell age-reversal supplements?

supplements? No, and we never will — nothing on the market actually reverses aging, no matter what the label says. What we do make are products designed to support your body as it ages. We’d rather tell you the truth about that than sell you a fantasy.

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