13 October 2026
NAD+ and the ageing brain: what the human trials show so far
The brain is one of the most energy-hungry organs in the body, and one of the busiest areas of NAD+ research. The…
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New Zealand's best-value NMN & longevity supplements
NZ’s largest range of healthy ageing supplements
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Our bestsellers
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Most popular with NZ customers
#1 Bestseller 
GlyNAC
60 x 600mg Capsules
From $39.90
🔄 $35.91 on subscription
Combines glycine and N-acetyl cysteine to support glutathione production, cellular health and healthy ageing.
NMN High Purity
60 x 300mg Capsules
From $49.90
🔄 $44.91 on subscription
Boost NAD+ levels, support cellular energy and healthy ageing with premium NZ-made quality.
NMN High Purity 180
180 x 300mg Capsules
From $129.00
🔄 $116.10 on subscription
Best value — boost NAD+ levels, support cellular energy and healthy ageing with premium NZ-made quality.
Spermidine
60 x 2mg Capsules
From $39.90
🔄 $35.91 on subscription
A wheat germ–derived polyamine studied for its role in cellular renewal (autophagy) and healthy ageing.
Bundles – buy together and save
Clinician-designed combinations for the best results
⭐ Most popular 
Healthy Ageing Starter Pack
✓ NMN High Purity
✓ Trans Resveratrol High Purity Now with 60 x 300mg Capsules
✓ TMG
✓ Trans Resveratrol High Purity Now with 60 x 300mg Capsules
✓ TMG
💰 Save $10.70 vs buying separately
From $119.00
🔄 $107.10 on subscription
Healthy Ageing Methylation Duo
✓ NMN High Purity
✓ TMG
✓ TMG
💰 Save $10.80 vs buying separately
From $79.00
🔄 $71.10 on subscription
Healthy Ageing Support Duo
✓ NMN High Purity
✓ Trans Resveratrol High Purity Now with 60 x 300mg Capsules
✓ Trans Resveratrol High Purity Now with 60 x 300mg Capsules
💰 Save $10.80 vs buying separately
From $79.00
🔄 $71.10 on subscription
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Your supplement guide
Which supplements are right for you?
Explore our range by health goal and find the right combination for you
Energy & NAD+ boost
Start with NMN 300mg + TMG for methylation support. Most customers begin here.
Healthy Ageing Methylation Duo → 
Cellular repair & longevity
Add Trans Resveratrol to activate sirtuins alongside NMN — the David Sinclair protocol.
Healthy Ageing Support Duo →
Glutathione & antioxidant defence
GlyNAC (Glycine + NAC) raises glutathione levels — backed by the Baylor College of Medicine study.
GlyNAC (Glycine & NAC) →
Bone & tissue health
CA-AKG (Calcium Alpha-Ketoglutarate) supports bone density and connective tissue repair.
CA-AKG (Calcium alpha-ketoglutarate) →
Skin & joint hydration
Hyaluronic Acid with Micro Vitamin for skin elasticity and joint lubrication.
Hyaluronic Acid with Micro Vitamin →Not sure where to begin?
Take our 60-second quiz and we'll recommend the right supplements for your health goals and budget.
Take the quiz →Latest articles
8 September 2026
Why would a doctor suggest GlyNAC?
Every so often a customer tells us they started taking GlyNAC because their GP or a specialist suggested it. It has happened…
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31 August 2026
David Sinclair: what the most argued-about man in longevity science actually takes
If you have spent any time reading about healthy ageing, you have come across David Sinclair. The Harvard geneticist wrote the bestseller…
Read more →Why 300mg NMN?
Science-backed, not marketing-driven.
Clinical trials supporting NMN bioavailability use doses from 250 to more than 1,000mg. Higher doses aren’t necessarily better; absorption is the key variable.
Our capsules at 300mg of pure NMN give dose flexibility.
What our customers say
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Real results from real Kiwis
5.0
“Great service, quality product competitively priced. Very knowledgeable, approachable with great advice and sharing of the latest international research.”
★★★★★
“Friendly and helpful when it came to queries. Steve is knowable in all his product and is a NZ based small business. Products are of good quality and shipping is shipped very quick. Highly recommended”
★★★★★
“Been using for over 3yrs & feel the difference if I don’t. Their subscription also saves on cost & supporting a NZ company is a good thing.”
★★★★★
“MyVitality has always given me very prompt service at a competitive price. Great to buy from a trusted New Zealand company that you can be sure it's the best quality”
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