Nutralife

Glucosamine Chondroitin Msm Joint Food Concentrate (Unflavoured) Powder

Unflavoured glucosamine, chondroitin and MSM powder to mix into drinks
Relieves symptoms of mild osteoarthritis, including mild joint aches and pains

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Nutra-Life Joint Formula + MSM Concentrate Powder is an unflavoured, unsweetened joint powder. Each 4 g scoop gives 1.5 g of glucosamine sulfate, 600 mg of bovine chondroitin sulfate and 875 mg of MSM, plus vitamin C, zinc, manganese, copper and boron. It helps relieve the symptoms of mild osteoarthritis, including mild joint aches and pains, and supports joint health, joint mobility and healthy cartilage. Adults take 1 scoop twice a day with meals, so the 300 g tub lasts about 37 days, about $1.19 a day. The glucosamine is derived from seafood, so it contains crustacean products and is not suitable for people with a shellfish allergy, vegetarians or vegans.

Product Strengths

1.5 g glucosamine sulfate, 600 mg chondroitin sulfate and 875 mg MSM in each 4 g scoop.
Relieves symptoms of mild osteoarthritis, including mild joint aches and pains.
Supports joint health and joint mobility.
Helps maintain healthy joint cartilage production.
Vitamin C supports collagen formation and connective tissue health.
Unflavoured and unsweetened: mix into water, fruit juice or food.
Formulated without gluten, wheat, dairy products, egg, corn, soy, artificial colours, flavours, sweeteners or preservatives.

How Much Glucosamine Is in a Daily Dose?

The adult dose is 2 level scoops (8 g) a day, which gives 3 g of glucosamine sulfate, 1.2 g of chondroitin sulfate and 1.75 g of MSM. Each 4 g scoop also contains 257 mg of potassium, so check with your doctor or pharmacist first if you have kidney disease or take heart or blood pressure medicines.

Suitable For / Not Suitable For

Suitable for: Adults.

Not suitable for: People with a crustacean (shellfish) allergy. Vegetarians and vegans, as it contains crustacean-derived glucosamine and bovine chondroitin. Children.

Ingredients

Ingredient	Per 4 g (1 scoop)	Per 8 g (daily dose)
Bovine chondroitin sulfate	600 mg	1.2 g
Dimethyl sulfone (MSM)	875 mg	1.75 g
Glucosamine sulfate potassium chloride	1.99 g	3.98 g
– equivalent to glucosamine sulfate	1.5 g	3.0 g
– equivalent to potassium chloride	490 mg	980 mg
Ascorbic acid (vitamin C)	300 mg	600 mg
Borax, equivalent to boron	2 mg	4 mg
Copper gluconate, equivalent to copper	1 mg	2 mg
Manganese sulfate monohydrate, equivalent to manganese	6 mg	12 mg
Zinc oxide, equivalent to zinc	12 mg	24 mg

Other ingredients: silicon dioxide.

Allergens

Derived from seafood. Contains animal product, crustacean products and potassium salts.

Suggested Use

Adults only: add 1 level scoop (4 g) to 250 mL water or fruit juice. Mix thoroughly prior to consumption and take with meals twice daily. Alternatively, 1 level scoop (4 g) can be added to food twice daily. Or as directed by your healthcare professional.

Cost Per Serve

Pack size	Price	Serves (2 scoops a day)	Cost per serve
300 g (75 scoops)	$44.45	37.5	$1.19

Cost per serve is approximate and based on the current price.

Not sure which joint product suits you? Every Mr Vitamins store has qualified naturopaths and nutritionists, so you can walk in to any of our 8 stores for free advice, no appointment needed. Online, you can book a free 10-minute consult with our team.

TGA Listing

Listed on the Australian Register of Therapeutic Goods as AUST L 284712. Listed medicines carry an AUST L number and are assessed by the TGA for quality and safety, not for efficacy.

Storage

Store below 30°C in a cool, dry place. Keep out of reach of children. Do not use if seal under cap is broken or missing. Contents may settle, shake well before use.

Adults only. Derived from seafood. Contains crustacean products. Contains 257mg of Potassium per 4g serve. If you have kidney disease or are taking heart or blood pressure medicines, consult your doctor or pharmacist before use. If symptoms persist, talk to your healthcare practitioner. Vitamin and mineral supplements should not replace a balanced diet.

Always read the label and follow the directions for use. If symptoms persist, talk to your health professional. Supplements should not replace a balanced diet.

Ingredients

Each 4 g serve (1 level scoop) contains: bovine chondroitin sulfate 600 mg; dimethyl sulfone (MSM) 875 mg; glucosamine sulfate potassium chloride 1.99 g (equiv. glucosamine sulfate 1.5 g, equiv. potassium chloride 490 mg); ascorbic acid (vitamin C) 300 mg; borax equiv. boron 2 mg; copper gluconate equiv. copper 1 mg; manganese sulfate monohydrate equiv. manganese 6 mg; zinc oxide equiv. zinc 12 mg. Contains animal product, crustacean products and potassium salts.

Suggested dose

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Glucosamine Sulfate

Why choose glucosamine sulfate?

Glucosamine sulfate is the form behind most of the joint research, and year-long trials linked it to less pain for mild knee aches that have hung around for months. Give it a few months to judge how it suits you.

Christina Hanley, BHSc (Nutritional Medicine), Digital Experience & Content Manager, Mr Vitamins

Christina HanleyBHSc (Nutritional Medicine), Digital Experience & Content Manager
Checked this page September 2026

See what we checked

Is this the right glucosamine for you?

Glucosamine sulfate is the form our naturopaths talk through most, because the form, the source and your medicines all change the answer. These are the questions they ask in store.

A good fit if

You have mild knee aches that have lasted for months, and you'll give it time
You're taking glucosamine on its own, where the sulfate form has the stronger record
You'd rather know the evidence is mixed than be sold a certainty

Check with us first if

You have kidney disease, or take heart or blood pressure medicine, and the product is the potassium chloride form.
You take warfarin. It's named as a caution, though no significant interaction has been reported.
You have asthma, which clinical reviewers name alongside shellfish allergy.
You take diabetes medicine, which is named as a group to take care.
You're pregnant or breastfeeding. Glucosamine sulfate has no warning, but there are no trials either.
The product also contains chondroitin, which comes with its own adults-only and pregnancy labelling.
It's for a child. There are no trials in children, so talk to a practitioner first.

How the forms compare

Glucosamine sulfate potassium chloride (item 2369). Best known for: The trial-grade material most European studies used. Absorption: About 26% of glucosamine taken by mouth reaches the blood. Typical use: The pick on the evidence, but it carries a kidney and heart warning.
Glucosamine sulfate sodium chloride (item 2370). Best known for: The same sulfate, stabilised with sodium instead. Absorption: The same absorption figure applies. Typical use: No warning statement on Australia's permitted ingredients list.
Crystalline glucosamine sulfate. Best known for: Marketed as a superior form. Absorption: No significant absorption advantage over regular sulfate in 10 adults. Typical use: Not a reason on its own to choose it.
Glucosamine hydrochloride. Best known for: More glucosamine in each gram. Absorption: The same absorption figure applies. Typical use: A weaker record on its own; see its own page.

Common questions

Is glucosamine sulfate better than glucosamine hydrochloride?

On its own, the sulfate has the stronger record. An analysis of 15 trials put its effect size at 0.44, compared with 0.06 for hydrochloride. But an analysis of individual patient data, independent of industry, found no benefit from either, and said the type of glucosamine made no difference. Hydrochloride gives you more glucosamine per gram.

Is crystalline glucosamine sulfate worth choosing over the regular form?

On the only human comparison we have, no. A crossover study gave 10 healthy adults a single 1,500 mg dose of each. Crystalline glucosamine sulfate showed no significant absorption advantage over the regular form, and the regular form actually came out slightly higher. It's a small pilot study, so it isn't the final word, but it doesn't show an advantage for the crystalline form.

Why does my glucosamine sulfate have a kidney warning?

Most likely because it's the potassium chloride form. Glucosamine sulfate isn't stable on its own, so it's stabilised with potassium chloride or sodium chloride. In Australia, the potassium chloride version must carry a warning for anyone with kidney disease or taking heart or blood pressure medicine, and each dose must contain under 550 mg of potassium chloride.

How much, and when

Reference values. There's no recommended intake for glucosamine sulfate, because glucosamine isn't a nutrient.

Typical supplemental range. Australian labels usually suggest 1,500 mg of glucosamine sulfate a day, taken in one go or split. That's the dose the trials used, and long-term use at that dose is described as well tolerated. It's the dose that was studied, not a proven best dose.

Upper level. Australia's permitted ingredients list (Schedule 1) sets no daily maximum for glucosamine sulfate. The one firm number applies to the potassium chloride form: taken by mouth, each dose must contain less than 550 mg of potassium chloride.

Worth knowing. Clinical reviewers suggest trying it for 60 days before you decide whether it's helping. What you need depends on your age, diet and health, so talk to one of our naturopaths.

Food sources

Food first, where the diet allows it.

None meaningful: glucosamine sulfate isn't eaten in useful amounts.

Before you start

If any of these sound like you, talk to one of our naturopaths or your doctor before you start.

You have a shellfish allergy. Most glucosamine sulfate is made from crustacean shell. Of 366 Australian adverse reaction reports on glucosamine and chondroitin, 263 (71.85%) were allergic-type reactions, 43 of them severe.
You have kidney disease, or take heart or blood pressure medicines. Glucosamine sulfate potassium chloride (item 2369) must carry a Schedule 1 warning about this.
You take warfarin. It's named as a caution, even though the same review reports no significant interaction. Check with the doctor who prescribes it.
You have asthma. It's named alongside shellfish allergy as a group to take care.
You take diabetes medicines. This is named as a group to take care.
You're pregnant or breastfeeding. No glucosamine sulfate item carries a Schedule 1 warning, and there's no trial data.
Children. There's no trial in children, and combination products with sodium chondroitin sulfate must be labelled adults only.
If you take prescription medicines, check with your doctor, pharmacist or our naturopaths before you start.

The evidence, and its limits

In a network meta-analysis of 47 trials lasting a year or more, glucosamine sulfate was linked to less knee pain (SMD -0.29). (PubMed 30575881)
The same analysis linked glucosamine sulfate to less joint space narrowing (SMD -0.42), a sign of slower loss, not regrowth. (PubMed 30575881)
Across 15 trials, glucosamine sulfate's effect size was 0.44, against 0.06 for glucosamine hydrochloride. (PubMed 17599746)
Industry involvement matters: effect sizes were 0.05 to 0.16 in independent trials, against 0.47 to 0.55 in industry-linked ones. (PubMed 17599746)
An analysis of individual patient data, independent of industry, found glucosamine no better than placebo, whatever the type. (PubMed 28754801)
In a 10-person crossover study, crystalline glucosamine sulfate showed no significant absorption advantage over regular glucosamine sulfate. (PubMed 40806074)

How it works

Your body uses glucosamine to build the long sugar chains that hold water in your cartilage and give it its cushioning. The idea behind taking it is simple: give your body more of that building block. The trials show something narrower. The good results belong mainly to the sulfate form, take a year or more to show, and are about easing mild pain and slowing the loss of joint space, not rebuilding anything. Think of it as topping up a store you already keep rather than replacing a worn part. After you swallow it, only about a quarter reaches your bloodstream, and the glucosamine that isn't bound to proteins gathers in your joint cartilage.

The Australian rules

Glucosamine sulfate appears on Schedule 1 of Australia's permitted ingredients list three ways. Plain glucosamine sulfate (item 2368) and glucosamine sulfate sodium chloride (item 2370) are allowed as actives with no conditions. Glucosamine sulfate potassium chloride (item 2369) is the one with conditions: it must contain potassium chloride, oral products must keep it under 550 mg per dose unit, and the label must carry a kidney and heart warning. That's the salt most trials used, so it's worth checking which one your product is. No glucosamine sulfate item has a daily dose cap, pregnancy warning or age restriction. Being on the list isn't the government endorsing any product or claim.

Read the instrument: Schedule 1, item 2368.

Not sure this is the right form for you? Ask one of our naturopaths. It is free and takes 10 minutes.

Glucosamine Sulfate is one form of Glucosamine. Always read the label and follow the directions for use. General information only, and not a substitute for advice from your doctor or one of our naturopaths.

Glucosamine Chondroitin Msm Joint Food Concentrate (Unflavoured) Powder

Shipping

Click & Collect

Consult

Terms and Conditions

Description

Product Strengths

How Much Glucosamine Is in a Daily Dose?

Suitable For / Not Suitable For

Ingredients

Allergens

Suggested Use

Cost Per Serve

TGA Listing

Storage

ingredients

suggested dose

Product Strengths

How Much Glucosamine Is in a Daily Dose?

Suitable For / Not Suitable For

Ingredients

Allergens

Suggested Use

Cost Per Serve

TGA Listing

Storage

Ingredients

Suggested dose

Why choose glucosamine sulfate?

Is this the right glucosamine for you?

Is glucosamine sulfate better than glucosamine hydrochloride?

Is crystalline glucosamine sulfate worth choosing over the regular form?

Why does my glucosamine sulfate have a kidney warning?

How much, and when

Before you start

The evidence, and its limits

Reviews and Q&A

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