"This was the first time someone showed me what was happening and what to do about it. "
Practitioner only
Collagen protein bars (cashew shortbread)
Collagen protein bars with buttery cashew shortbread flavour
Chief Collagen Cashew Shortbread Bars in a 12-pack. Collagen peptides with natural cashew and shortbread flavour. No gluten, no artificial sweeteners.
TGA-listed AUST L
Practitioner-grade formula
Clinician-reviewed before dispatch
Ships in 2 business days
What's in it
Each ingredient is in its most bioavailable form, at a clinically meaningful dose. No fillers, no token amounts, no marketing-led blends.
Protein bar
Collagen peptides, cashew, natural flavours, sweetener
Hydrolysed collagen peptides with natural cashew and shortbread flavouring.
Included
Always read the label and follow directions for use. Vitamins and minerals can only be of assistance if dietary intake is inadequate. If symptoms persist, consult a healthcare professional.
Real people. Real impact.
Patients following practitioner-designed protocols, sharing their outcomes in their own words.
"My ferritin had been low-normal for three years. The protocol made a real difference within six weeks."
"Someone finally put all the pieces together. Clear, specific and actually useful."
Trustpilot · 4.8/5 from 892 reviewsGoogle · 4.9/5 from 412 reviewsPractitioner referral · 97% would recommend
Part of the Skin & Beauty hub. Explore all protocols, supplements and investigations.
Back to Skin & Beauty →Frequently asked.
Common questions about how OptiLabs works: testing, supplements, clinician review, returns and timing.
Are the supplements safe?
All carry an AUST L designation from the TGA. Every order is reviewed by a clinician before dispatch.
Do I need a referral?
No. All tests are available to order directly. Our lab partner is NATA and RCPA accredited, operating as a direct-access pathology service.
Begin your investigation
Personalised health. Clinical rigour. Delivered to you.
A proper investigation into what's driving your symptoms, with a protocol built around your results, not a generic recommendation.