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Proprietary blends explained

Cassie, registered pharmacist
Written by Cassie, registered pharmacist
Founder of Clean Green Safe

If you’ve ever looked at a label and seen a list of ingredients with only one total weight beside them, you’ve met a proprietary blend. They’re common, and they can make it harder to know exactly what you’re taking.

What a proprietary blend is

A proprietary blend groups several ingredients under one name, with a single total weight for the whole blend. Each ingredient is named, but the amount of each one isn’t shown.

Why it matters for you

Without individual amounts, you can’t tell how much of each ingredient is in a serve. That also means you can’t compare an ingredient against its daily nutritional target, because only the total is shown. If you’re taking more than one product, it becomes harder still to know your combined intake.

How to spot one

Look for a blend name followed by a single total amount, such as “Focus Blend 500 mg”, with the ingredients listed underneath and no amounts of their own.

What full disclosure looks like

A fully disclosed label lists each active ingredient with its own amount per serve. That way you can read exactly how much of each nutrient you’re taking in a day. Where Clean Green Safe can’t find an amount on the label, it shows No data rather than guessing.

Cassie, registered pharmacist and founder of Clean Green Safe
ABOUT THE AUTHOR
Cassie, registered pharmacist

Cassie is a registered pharmacist, a parent and the founder of Clean Green Safe. With a background in Australian supplement regulation across the TGA, FSANZ and NHMRC, she built Clean Green Safe to help people understand what’s really in their supplements, and how it all adds up across everything they take.

FREE TO START · NO DOWNLOAD

How Clean Green Safe can help

Clean Green Safe checks every label for proprietary blends and flags when ingredient amounts aren’t disclosed, so you can see what you’re really buying.

  1. STEP 1
    Scan
    Scan the barcode or enter the AUST L number
  2. STEP 2
    Check
    We check it against the TGA register and Australian limits
  3. STEP 3
    See
    See your grade and your daily totals across everything you take
A
EXAMPLE RESULT
Magnesium supplement
✓ AUST L verified on the TGA register
Magnesium300 mg
Within the 350 mg upper limit for supplements
Vitamin B645 mg
Close to the 50 mg upper limit
Check my supplement for free →

Built by a registered pharmacist · Works in your phone’s browser

Not medical advice · Always consult your GP, pharmacist or qualified health professional.

Reference values from NHMRC / NZ MoH Nutrient Reference Values.

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