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What is in the capsule

Harmo Brain Ingredients: Six Named Materials in One Daily Capsule

Quick answer

The Harmo Brain label lists six materials in a 575 mg proprietary blend: magnesium glycinate, alpha lipoic acid, butcher’s broom root extract, L-carnitine, turmeric rhizome extract standardised to 95% curcuminoids, and CoQ10 as ubiquinone. Magnesium is declared at 80 mg a capsule, 19% of the Daily Value. The capsule shell is vegetable hypromellose.

Below: each ingredient’s role and research, the label order, and what studies used.

One capsule is one serving and a bottle holds 30, so every figure here is a daily figure.

Supplier artwork titled Inside Harmo Brain: two bottles on a pedestal between tiles for magnesium, magnesium glycinate, alpha lipoic acid, butcher's broom, L-carnitine, turmeric extract and CoQ10
The supplier’s “Inside Harmo Brain” artwork The tiles run in the same order as the label panel, from the mineral down to CoQ10. The artwork carries no amounts; the 80 mg and 575 mg figures are on the label, set out below.
The short version

Harmo Brain ingredients at a glance

Harmo Brain ingredients: the facts on the label
Serving
1 capsule. The label: take one capsule daily.
Per bottle
30 capsules, 30 servings, so one bottle is one month
Declared amount
Magnesium 80 mg, 19% of the Daily Value, as magnesium glycinate
Proprietary blend
575 mg, six named materials
Other ingredients
Hypromellose (Vegetable Capsule), Microcrystalline Cellulose, Magnesium Stearate, Stearic Acid, Silicon Dioxide
Capsule shell
Hypromellose, a plant-derived vegetable capsule
Six materials

The six Harmo Brain ingredients, in label order

Each card carries the amount the panel prints, the job the ingredient does in the body, what the research found and the caution that travels with it. The two forms of carnitine are compared in L-carnitine or acetyl-L-carnitine.

Mineral

Magnesium glycinate

80 mg magnesium · 19% DV

An essential mineral, carried as a glycine chelate

Magnesium is a cofactor in more than 300 enzyme systems, including those behind nerve and muscle function. A 2024 systematic review found the trials too few to judge supplements for cognition; cohort data tie both low and high blood levels to worse outcomes.

Separate it from oral bisphosphonates and from tetracycline or quinolone antibiotics, which magnesium can bind.

Sources: NIH ODS: Magnesium · Chen 2024, magnesium and cognition · Schuette 1994, magnesium diglycinate

Mitochondrial

Alpha lipoic acid

Inside the 575 mg blend

A cofactor of the mitochondrial enzymes that turn fuel into energy

Lipoic acid is a cofactor for several mitochondrial multienzyme complexes and forms a redox couple with dihydrolipoic acid. Its best-studied human use is diabetic neuropathy, where 600 mg a day given intravenously for three weeks eased symptoms.

The Linus Pauling Institute notes a risk of low blood sugar in people using insulin or oral diabetes medicine, and case reports tie lipoic acid to insulin autoimmune syndrome, a rare cause of low blood sugar.

Sources: Linus Pauling Institute: lipoic acid · Shay 2009, lipoic acid review · Mijnhout 2012, lipoic acid meta-analysis

Circulation

Butcher’s broom root extract

Inside the 575 mg blend

A venotonic herb, the circulatory half of the formula

Its trials are in leg veins, not in the brain: a placebo-controlled trial in 166 women with chronic venous insufficiency, and a meta-analysis of the Cyclo 3 Fort combination across 10,246 subjects. The European Medicines Agency files the rhizome among herbal medicinal products for circulatory disorders.

It acts on alpha-adrenergic receptors in the vein wall, which is why anyone treated for blood pressure should raise it before starting.

Sources: Vanscheidt 2002, Ruscus trial · Boyle 2003, Cyclo 3 Fort meta-analysis · EMA: Rusci rhizoma

Mitochondrial

L-carnitine

Inside the 575 mg blend

Carries fatty acids into mitochondria to be burned for energy

Supplements sell two forms. The label names L-carnitine; the cognition trials, run in people already diagnosed with mild cognitive impairment or mild Alzheimer’s disease, used acetyl-L-carnitine.

NIH ODS notes that about 3 g a day can cause nausea, stomach cramps and a fishy body odour; a case report ties L-carnitine to a stronger effect of the blood thinner acenocoumarol.

Sources: NIH ODS: Carnitine · Montgomery 2003, acetyl-L-carnitine meta-analysis · Wang 2024, L-carnitine review

Botanical

Turmeric rhizome extract

Inside the 575 mg blend · 95% curcuminoids

Curcuminoids, the yellow compounds studied for memory and attention

Two trials in adults without dementia used specially absorbed curcumin: one reported better memory and attention over 18 months, the other better working memory after 4 weeks. Ordinary curcumin is poorly absorbed, and NCCIH calls the cognition evidence too limited to conclude.

NCCIH warns that highly bioavailable curcumin formulations, the kind made to be absorbed better, may harm the liver.

Sources: NCCIH: Turmeric · NCCIH: supplements and cognition · Small 2018, curcumin 18-month trial

Mitochondrial

Coenzyme Q10

Inside the 575 mg blend · as ubiquinone

Part of the mitochondrial electron transport chain

Every cell makes CoQ10, and levels fall with age and with statin use. Reviews find signs of benefit in mitochondrial deficiency and ageing, and inconclusive results for memory in people with dementia or mild cognitive impairment.

NCCIH notes it may interact with warfarin and with insulin.

Sources: NCCIH: Coenzyme Q10 · Bhagavan 2006, CoQ10 pharmacokinetics · Hernández-Camacho 2018, CoQ10 review

By the numbers

Harmo Brain ingredients by the numbers

6Named materialsIn one 575 mg blend
80 mgMagnesium a capsule19% of the Daily Value
575 mgProprietary blendSix materials under one weight
5Other ingredientsThe shell and the flow agents
Reading the panel

Harmo Brain label analysis: the order and the weights

The full Harmo Brain label: suggested use and caution on the left, the front reading Harm:::Brain, 30 Capsules, Dietary Supplement in the middle, and the Supplement Facts box on the right
The Harmo Brain label panel The Supplement Facts box on the right carries the only two amounts: the 80 mg magnesium line and the 575 mg blend line, with the six names beneath it, magnesium glycinate first and CoQ10 last.

What the order of the names tells you

Under 21 CFR 101.36, the other ingredients in a proprietary blend are declared in descending order of weight, so alpha lipoic acid, butcher’s broom, L-carnitine, turmeric extract and CoQ10 appear heaviest to lightest. The magnesium glycinate’s share comes from arithmetic, not from its place in the list: 80 mg of magnesium takes about 568 mg of the compound.

The label arithmetic, worked once

Magnesium glycinate is about 14.1% magnesium by weight, so 80 mg of magnesium takes about 568 mg of the compound. If the glycinate is the fully reacted form, that leaves about 7 mg of the 575 mg blend for alpha lipoic acid, butcher’s broom, L-carnitine, turmeric extract and CoQ10 together. A buffered grade carries more magnesium per milligram and would leave more room; the label does not say which grade is used, and no other amount is printed. The label also names the same mineral twice over: the supplier’s artwork counts 7 ingredients because magnesium and magnesium glycinate each get a tile, while the panel lists 6 materials. Magnesium glycinate is the compound, and magnesium is the mineral it delivers.

In practice, magnesium is the ingredient you can size exactly. The other five are there in the amounts the formula sets, and the label gives them as one combined weight. The working uses PubChem’s molecular weight for magnesium glycinate (PubChem CID 84645); the 575 mg blend explainer goes through it step by step.

Studies beside the label

What studies used, beside what the Harmo Brain label prints

Research on these ingredients tested one ingredient at a time, often in another form and sometimes in people with a diagnosis. The table keeps those amounts in a column of their own.

Harmo Brain ingredients: research amounts and label amounts
IngredientWhat studies usedWhat the label prints
Magnesium (as glycinate)Adult RDAs of 310 to 420 mg a day from all sources; upper limit for supplemental magnesium 350 mg a day (NIH ODS) (source)80 mg magnesium, 19% of the Daily Value
Alpha lipoic acid600 mg a day given intravenously for 3 weeks in the diabetic-neuropathy meta-analysis; 200 to 1,800 mg a day in the glucose studies the Linus Pauling Institute summarises (source)Inside the 575 mg blend, listed second
Butcher’s broom root extractTaken for 12 weeks in a placebo-controlled trial in chronic venous insufficiency; 150 mg of root extract per capsule in the Cyclo 3 Fort combination (source)Inside the 575 mg blend, listed third
L-carnitineThe memory trials used a different form, acetyl-L-carnitine, at 1.5 to 3.0 g a day for 3 to 12 months, in adults with mild cognitive impairment or mild Alzheimer’s disease (source)Inside the 575 mg blend, listed fourth
Turmeric extract, 95% curcuminoids90 mg of a high-absorption curcumin twice a day for 18 months; 400 mg of solid lipid curcumin for 4 weeks (source)Inside the 575 mg blend, listed fifth
Coenzyme Q10 (ubiquinone)Absorption is slow: a blood peak about 6 hours after a dose and a half-life of about 33 hours (source)Inside the 575 mg blend, listed sixth

Middle column: the studies, in their own populations. Right column: the label.

The capsule itself

The other Harmo Brain ingredients: the shell and the flow agents

The five other ingredients in a Harmo Brain capsule
IngredientWhat it isWhy it is in the capsule
Hypromellose (vegetable capsule)A cellulose derived from plantsThe plant-based shell that holds the powder
Microcrystalline cellulosePurified plant celluloseA filler that brings every capsule to the same fill
Magnesium stearateThe magnesium salt of stearic acidA flow agent that stops the powder sticking to the filling machine
Stearic acidA fatty acid found in many foodsA lubricant during encapsulation
Silicon dioxideSilicaAn anti-caking agent that keeps the powder free-flowing

None of the five is an active ingredient.

Questions

Harmo Brain ingredient questions

How much magnesium is in Harmo Brain?

80 mg a capsule, 19% of the Daily Value, supplied as magnesium glycinate from inside the blend. At one capsule a day that is 80 mg a day, under the 350 mg daily upper limit NIH sets for magnesium from supplements.

Does Harmo Brain contain caffeine or other stimulants?

No caffeine or other stimulant appears on the label. The six materials are a mineral, three nutrients involved in cell energy and two plant extracts.

Is Harmo Brain suitable for vegetarians?

The capsule shell is hypromellose, a vegetable capsule, and the supplier’s artwork carries a vegetarian roundel. If you avoid animal products strictly, ask order support on +1 (302) 200-3480 about the source of the magnesium stearate and stearic acid, which can come from plant or animal fats.

Is there gluten or dairy in Harmo Brain?

Neither appears on the label, and the supplier’s artwork carries dairy-free and gluten-free roundels. Those are the supplier’s own statements; the testing and quality page sets out what each seal can and cannot prove.

Who writes this

How this Harmo Brain ingredients page is written

Four commitments a careful reader can check in ten minutes:

  1. The bottle is the source. The ingredient names, the two printed amounts, the capsule count, the directions and the caution come from the Harmo Brain label and the supplier’s artwork, read on 22 September 2026.
  2. Research amounts live in a column of their own, headed “What studies used”, beside the column that says what the label prints. No sentence moves a number from one to the other.
  3. Sources are cited against their own population. Where a trial was run in people with a diagnosis, the sentence says so.
  4. Corrections change the date. Write to [email protected] and the review date moves forward.

We earn when you buy. Harmobraines is the USA Authorized Harmo Brain Retailer and this website makes money on orders placed through it. That is why the blend arithmetic, the four-star reviews and the medicine list are printed here in full. Order support on +1 (302) 200-3480 handles tracking, changes and refunds; orders go through the checkout only.

Sources

Sources for the Harmo Brain ingredients page

  1. NIH Office of Dietary Supplements. Magnesium: Fact Sheet for Health Professionals. Updated January 6, 2026. ods.od.nih.gov
  2. Chen F, Wang J, Cheng Y, et al. Magnesium and Cognitive Health in Adults: A Systematic Review and Meta-Analysis. Adv Nutr. 2024;15(8):100272. PMID 39009081. pubmed.ncbi.nlm.nih.gov
  3. Schuette SA, Lashner BA, Janghorbani M. Bioavailability of magnesium diglycinate vs magnesium oxide in patients with ileal resection. JPEN J Parenter Enteral Nutr. 1994;18(5):430-5. PMID 7815675. pubmed.ncbi.nlm.nih.gov
  4. National Library of Medicine. PubChem Compound Summary: Magnesium Glycinate (CID 84645), C4H8MgN2O4, molecular weight 172.42 g/mol. pubchem.ncbi.nlm.nih.gov
  5. 21 CFR 101.36, Nutrition labeling of dietary supplements, paragraph (c)(2). Legal Information Institute, Cornell Law School. www.law.cornell.edu
  6. Linus Pauling Institute, Oregon State University. Lipoic Acid. Micronutrient Information Center. lpi.oregonstate.edu
  7. Shay KP, Moreau RF, Smith EJ, et al. Alpha-lipoic acid as a dietary supplement: molecular mechanisms and therapeutic potential. Biochim Biophys Acta. 2009;1790(10):1149-60. PMID 19664690. pubmed.ncbi.nlm.nih.gov
  8. Mijnhout GS, Kollen BJ, Alkhalaf A, et al. Alpha lipoic acid for symptomatic peripheral neuropathy in patients with diabetes: a meta-analysis of randomized controlled trials. Int J Endocrinol. 2012;2012:456279. PMID 22331979. pubmed.ncbi.nlm.nih.gov
  9. Vanscheidt W, Jost V, Wolna P, et al. Efficacy and safety of a Butcher's broom preparation (Ruscus aculeatus L. extract) compared to placebo in patients suffering from chronic venous insufficiency. Arzneimittelforschung. 2002;52(4):243-50. PMID 12040966. pubmed.ncbi.nlm.nih.gov
  10. Boyle P, Diehm C, Robertson C. Meta-analysis of clinical trials of Cyclo 3 Fort in the treatment of chronic venous insufficiency. Int Angiol. 2003;22(3):250-62. PMID 14612852. pubmed.ncbi.nlm.nih.gov
  11. European Medicines Agency. Rusci rhizoma (butcher's broom): herbal medicinal product, therapeutic area circulatory disorders. www.ema.europa.eu
  12. NIH Office of Dietary Supplements. Carnitine: Fact Sheet for Health Professionals. ods.od.nih.gov
  13. Montgomery SA, Thal LJ, Amrein R. Meta-analysis of double blind randomized controlled clinical trials of acetyl-L-carnitine versus placebo in the treatment of mild cognitive impairment and mild Alzheimer's disease. Int Clin Psychopharmacol. 2003;18(2):61-71. PMID 12598816. pubmed.ncbi.nlm.nih.gov
  14. Wang W, Pan D, Liu Q, et al. L-Carnitine in the Treatment of Psychiatric and Neurological Manifestations: A Systematic Review. Nutrients. 2024;16(8). PMID 38674921. pubmed.ncbi.nlm.nih.gov
  15. National Center for Complementary and Integrative Health. Turmeric: Usefulness and Safety. www.nccih.nih.gov
  16. Small GW, Siddarth P, Li Z, et al. Memory and Brain Amyloid and Tau Effects of a Bioavailable Form of Curcumin in Non-Demented Adults: A Double-Blind, Placebo-Controlled 18-Month Trial. Am J Geriatr Psychiatry. 2018;26(3):266-277. PMID 29246725. pubmed.ncbi.nlm.nih.gov
  17. National Center for Complementary and Integrative Health. Coenzyme Q10. www.nccih.nih.gov
  18. Bhagavan HN, Chopra RK. Coenzyme Q10: absorption, tissue uptake, metabolism and pharmacokinetics. Free Radic Res. 2006;40(5):445-53. PMID 16551570. pubmed.ncbi.nlm.nih.gov
  19. Hernández-Camacho JD, Bernier M, López-Lluch G, Navas P. Coenzyme Q10 Supplementation in Aging and Disease. Front Physiol. 2018;9:44. PMID 29459830. pubmed.ncbi.nlm.nih.gov
  20. National Center for Complementary and Integrative Health. 7 Things To Know About Dietary Supplements for Cognitive Function, Dementia, and Alzheimer's Disease. www.nccih.nih.gov
Six Harmo Brain bottles in two rows, each label reading 30 Capsules, Dietary Supplement
The six-bottle pack: 180 capsules, a 180-day supply at one a day.
Official website

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One capsule a day, 30 to a bottle: 80 mg of magnesium as glycinate inside a 575 mg blend of six named materials, with 60 days from purchase to change your mind.

Packs of 2, 3 or 6 bottles, priced at checkout · 60 days from purchase to change your mind

One capsule a day · 30 per bottle · lot HAR-26/HA-4569

Harmo Brain · official website 30 capsules · one a day · 60-day guarantee
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