Chromium

The trace mineral with a place on the label, and a claim to match

All articles checked for accuracy against the GB NHC Register and all sources have citations with verified links to their relevant studies.

Chromium is a trace mineral that appears on many supplement labels because it carries one of the few authorised nutrient claims in the EU. It’s required in microgram amounts and often included in measured doses such as chromium picolinate.

This article explains what chromium is, the specific form WellsparQ uses, label and dose practice, what the authorised EU claim allows us to say, and how the research literature should be read. It separates the limited, permitted claim language from broader research findings and safety notes.

Ingredient Snapshot

What it is

A trace mineral (elemental chromium) used in microgram doses in supplements.

Where from

Trivalent chromium (chromium‑3), commonly supplied as chromium picolinate.

Known for

Known for its authorised EU claim relating to normal macronutrient metabolism and normal blood glucose levels.

In WellsparQ

• KinetiHerb100 µg
• Glucomannan Complex50 µg
• PhytoPulse50 µg
• Apple CV Herb Blend10 µg

For reference

• EU Nutrient Reference Value (NRV, labelling)40 µg ^⁴
• US Adequate Intake, adults 19–50 (men)35 µg/day ^¹
• US Adequate Intake, adults 19–50 (women)25 µg/day ^¹

Chromium is a mineral we need only in tiny amounts — micrograms, not milligrams — yet it sits in a small, useful group of nutrients that carry an authorised EU health claim. That combination is why you will find it, carefully dosed, across several WellsparQ formulas. This page explains what chromium is, the form we use, how much goes into each product, what the research actually shows, and exactly what we are — and are not — allowed to say about it.

What chromium is

Chromium is a trace element that occurs naturally in many foods. The form relevant to nutrition is trivalent chromium (chromium-3, Cr³⁺). A different form, hexavalent chromium (chromium-6), is a toxic by-product of industrial processes such as stainless-steel manufacture — it has nothing to do with food or supplements, and everything on this page refers to trivalent chromium only ^¹.

Chromium turns up in small, variable amounts across a mixed diet — meats, wholegrains, some fruit and vegetables, and drinks such as grape juice (around 7.5 µg per cup) ^¹. Measuring the chromium content of food is notoriously difficult, because samples pick up chromium from steel processing equipment, so published food values are best treated as a guide ^¹. Dietary intakes are generally modest, and outright deficiency has not been reported in otherwise healthy people ^¹.

The form we use: chromium picolinate

Most WellsparQ chromium is supplied as chromium picolinate, a well-characterised compound in which trivalent chromium is bound to picolinic acid. One point worth understanding: elemental chromium accounts for only about 12.4% of the weight of chromium picolinate ^¹. The figures on our labels — and in the table below — are the amount of elemental chromium delivered, not the weight of the whole compound, in line with how supplement labels are required to declare it ^¹.

How WellsparQ measures it

Chromium appears as a supporting nutrient in several blends. Because the NRV is just 40 µg, a little goes a long way, and each product states its contribution as a percentage of the NRV.

Source: WellsparQ Supplements Database. To use the authorised claim (below), a food must provide at least a source of chromium — that is, 15% of the NRV (6 µg) per serving; each product above clears that bar ^⁴.

What we are allowed to say

Chromium is one of the minerals with health claims authorised under the retained EU health-claims framework. Following an EFSA scientific opinion in 2010, two claims were entered onto the EU Register ^³⁴. WellsparQ may state them, but only in their exact authorised wording, attributed to chromium:

> "Chromium contributes to normal macronutrient metabolism and to the maintenance of normal blood glucose levels." > > "Chromium contributes to the maintenance of normal blood glucose levels."

That is the whole of what may be claimed. No other benefit phrasing is permitted, and no claim may suggest the prevention, treatment or cure of any disease. "Macronutrient metabolism" simply means the everyday handling of carbohydrate, fat and protein — the claim describes a normal physiological role, not a therapeutic effect.

What the research shows — read carefully

Because chromium can influence the action of insulin, a large research literature has asked whether supplemental chromium — often at pharmacological doses in the hundreds of micrograms, far above the NRV — changes blood glucose, body weight or the features of type 2 diabetes ^¹. It is honest to say the picture is mixed. Individual randomised trials point in different directions; meta-analyses disagree; and the US National Institutes of Health summary concludes that any effect of chromium (mainly as picolinate) on body weight and body fat is "very small" and of "little clinical significance" ^¹. A Cochrane review of chromium picolinate for overweight and obese adults reached similarly cautious conclusions ^¹. Even the US FDA, in the one qualified claim it allows, states that a relationship between chromium picolinate and insulin resistance or type 2 diabetes is "highly uncertain" ^¹.

None of that undercuts the authorised EU claim, which rests on chromium's established role in normal glucose and macronutrient metabolism at nutritionally relevant intakes — not on treating disease. We keep the two apart: the authorised wording is what we say; the supplementation trials are discussed here as research, with their limits, and never rewritten into a product promise.

Safety and sensible use

The US Food and Nutrition Board did not set a Tolerable Upper Intake Level for chromium, having found no clear adverse effects from high intakes of food or supplements — while still advising caution, because the data are limited ^¹. It specifically flagged that people with kidney or liver disease may be more susceptible to adverse effects from high chromium intakes ^¹. There is also a report of chromium picolinate reducing the absorption of levothyroxine when taken at the same time ^¹. As always: keep to the stated dose, and anyone pregnant, breastfeeding, on medication or managing a health condition should speak to a GP or pharmacist first.

Where it fits your day

Chromium is a quiet, measured addition — micrograms of a mineral that earns its place on the label and carries a claim we can stand behind, word for word. Rooted in nature, backed by research, and told straight.