Musqle On Ingredient List: Eight Entries and One Big Caveat

Musqle On single pack of 60 capsules

Last updated: · By the Musqle On UK Check editorial team

The seller's product page carries a table of eight ingredients. We reproduce it, say what each entry is in plain terms, point out where firm knowledge stops, and explain why the seller's other web page tells a different story.

  • Eight entries in the seller's product-page table
  • Zinc 22 mg and niacin 40 mg are each far over the daily UK reference values
  • Two pages, two formulas: go by the label printed on the pack you receive
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What the table does and does not show

A table with amounts is more helpful than a vague list, but it describes what goes in, not what happens afterwards. Extract weights say nothing about how much of any active compound reaches you, and we cannot tell you what the mix does for a given person. That the seller's sales page names other ingredients calls for extra care.

Compare the label on your pack with the table, and ask a pharmacist if you take any medicine.

The table as the seller shows it

Here is the ingredient table from the seller's product page, as we saw it on 8 November 2026:

IngredientAmount shown
Vitamin B3 (as niacin)40 mg
Zinc (as zinc oxide)22 mg
L-carnitine tartrate300 mg
Citrulline malate300 mg
Pine bark extract200 mg
Maca root extract300 mg
Grape skin extract30 mg
Saffron extract10 mg

No serving size is given. A pack has 60 capsules and the seller directs two a day, so the amounts could be for a single capsule or for the whole daily dose. Your pack's label should resolve this, and it is worth reading it the moment the parcel is delivered.

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When the seller's two pages disagree

There is more than one seller page. The product page gives the eight-entry table above. The sales page that the advertising links open describes a different formula and names extracts such as fenugreek, saw palmetto and forskolin, plus others, none of which appear in the table. We cannot tell which version describes the capsules, and we have not had them tested.

It matters most if you have allergies or take medicines, since the list you are relying on may not be the one for your pack. Put the label you receive next to the table here before taking a capsule, and email the seller if they differ. No web page, this one included, should overrule the pack in your hand.

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Zinc and niacin: start with these two

Musqle On pack of 60 capsules

Zinc, at 22 mg as zinc oxide, is an essential mineral. UK labels use 10 mg a day as the reference value, which makes 22 mg roughly 220% of it. UK and EU advisers put the upper level from supplements at about 25 mg a day, so this one ingredient uses most of it. A multivitamin or another zinc product would count towards the same limit.

The one testosterone-related sentence the claims register permits on foods is about the nutrient zinc: it contributes to the maintenance of normal testosterone levels in the blood. That is a statement about the mineral, not about this product. It does not say Musqle On raises testosterone or treats low testosterone, and we do not suggest it does.

Niacin, as vitamin B3 at 40 mg, comes to around 250% of the 16 mg reference value, and the seller does not state the form. Nicotinic acid, a form commonly sold as niacin, may cause skin flushing (warmth, redness, tingling) in some people at supplement doses. It is often harmless, though unsettling if you were not expecting it.

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The two amino acid ingredients

L-carnitine tartrate (300 mg) is a derivative of an amino acid. The body produces it, and it also occurs in meat and dairy foods. Citrulline malate (300 mg) combines the amino acid citrulline with malic acid. Both turn up often in sports products. We are not aware of any authorised health claim for either one, so we state none, and research findings differ and say nothing specific about this product.

In some people either can cause nausea, stomach upset or loose stools. Part of the reason the seller asks for plenty of water with the capsules is to reduce that risk.

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Four plant extracts

Pine bark extract (200 mg), maca root extract (300 mg), grape skin extract (30 mg) and saffron extract (10 mg) are the four plant-derived entries. We are not aware of authorised health claims for these, so we cannot say what they do. The weights tell you how much extract was used, not how much of any active compound your body takes up, and strength can differ from one supplier to the next.

Plant extracts can interact with medicines. General cautions apply to pine bark and grape skin extracts for anyone on blood thinners or diabetes medicine, and they are not advised during pregnancy. If you take a prescription medicine, ask a pharmacist before buying.

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The gaps that no ingredient table can fill

A published list is where checking starts, not where it ends. It reveals nothing about purity, absorption, or whether the finished capsule matches the print. The seller says manufacture takes place in the Netherlands, and we cannot confirm that. If you want more assurance, ask the seller for batch details or a certificate of analysis ahead of ordering.

The main guide gives the overview, and side effects and safety is worth reading before you decide.

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Frequently asked questions

What does the seller list as ingredients?

Vitamin B3 (as niacin) 40 mg, zinc (as zinc oxide) 22 mg, L-carnitine tartrate 300 mg, citrulline malate 300 mg, pine bark extract 200 mg, maca root extract 300 mg, grape skin extract 30 mg and saffron extract 10 mg, per the product page.

Do the figures apply to one capsule or to a day?

The table is silent on that. With two capsules a day directed by the seller, read the serving line on the pack that arrives.

Can Musqle On be said to raise testosterone?

No, we cannot say so, and no authorised claim allows a food supplement to say it. The zinc section below explains the single related wording that the register permits.

Why do the seller's pages not match?

We do not know. The sales page reached through adverts names several plant extracts that the product-page table omits. Rely on the pack label and put the question to the seller before you order.

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Musqle On: packs of 60 capsulesView the offer