Customer Reviews
Still had energy for the kids after a day on the ladder
I spent most Saturdays through September on a ladder painting the back of the house. By dinner I would usually be wiped and asleep in front of the telly. Seven weeks on one capsule in the morning and I had enough left after dinner to help with my son's homework and get through a chess game without yawning. No stomach upset, small capsule, delivery was quick. Will carry on.
Last mile of my Sunday 10k feels ordinary again
I am 56 and I have been doing a slow Sunday 10k for years. The last mile, the hill back into Bristol, had started feeling heavy. Six weeks of one capsule in the morning and that stretch is just ordinary again, not a grind. A powder I tried last year upset my stomach. These capsules have not. I will keep a bottle in the cupboard.
Steadier energy without the afternoon crash
I am 46 and picked this up because my afternoons had become a write off. About a month in and the steady energy is the thing that stands out, not a jittery lift like coffee gives me, just a more even keel right through the day. My sleep has been better too, which I honestly did not expect. The capsules are small and easy to take with no aftertaste, and it matters to me that it is a UK brand that actually publishes its purity results rather than something shipped in from abroad. On my third bottle now and will keep going.
Real benefits, just wish it was a bit cheaper
Three months in and I am happy overall. The energy and focus improvements are real for me, noticeable from about week three, and I like that it is a UK brand with proper third party testing. Only reason it is four stars and not five is the price feels a touch steep compared to what I used to import, though the quality does seem better. Would still recommend and I have reordered.
Sharper focus by the third week
I started taking AlphaVita NMN mainly for the longevity side, but the thing I actually noticed was mental clarity. I am 54 and the mid afternoon brain fog that used to hit me around 2pm has largely gone. The capsules are easy to take with no aftertaste, and it is reassuring to buy from a UK brand with proper purity testing rather than shipping something in from abroad. Already reordered.
Sceptical at first
Bought this to shut my wife up about longevity stuff. I'm 58 and thought it was hype. Took one capsule every morning with breakfast for six weeks. Energy is up, my golf swing feels stronger by the back nine, and my knees ache less. Not saying it's magic but something is happening. Reordering.
Finally a UK brand I trust
Was importing NMN from the US and paying a fortune in shipping and customs. Found AlphaVita and the purity certificate sold me. Two months in, my recovery from workouts is noticeably faster. My PT actually asked what I was doing differently. Fast delivery too, arrived in 2 days.
Genuinely feel different after a month
I'm 52 and had been dragging by 3pm every day for years. Tried three other NMN brands before this and honestly noticed nothing. Took AlphaVita for about three weeks and the afternoon crash just stopped. Not a wired feeling, just steadier. Sleep is better too. Bought a second bottle already.
Noticeable difference in recovery
Been training seriously for 15+ years and recovery has gotten slower every year. Added AlphaVita NMN to my morning stack six weeks ago. Legs feel less trashed the day after leg day and my Whoop HRV has trended up. Solid product, no BS.
Energy back after week 3
I am 47 and have been feeling drained all year, started AlphaVita 500mg NMN daily and by week three I stopped crashing at 3pm. Sleep is deeper too. Picked this brand over the cheaper ones because of the 99.9% purity claim and it was worth the extra.
Noticeable energy lift after 3 weeks
I was sceptical about NMN but gave this a go after reading up on NAD+. Around the three week mark I noticed I was getting through the afternoon without the usual slump, and my sleep feels deeper. The capsules are easy to swallow and there is no odd aftertaste. Will be reordering.
Good quality, wish the tub was bigger
Solid NMN supplement. I have tried a couple of other brands and this one feels comparable to the more expensive US ones. Delivery was quick and the packaging is decent. Only reason for 4 stars instead of 5 is I would love a larger 90 capsule option for better value. Energy levels are steadier since I started taking it in the morning with breakfast.
Genuinely impressed after 6 weeks
Bought on the recommendation of a friend and I'm glad I did. Six weeks in and my energy through the day is noticeably more consistent. No 3pm slump anymore. The capsule quality is excellent and the delivery was quick. Will be a regular customer.
Best NMN I've tried, and I've tried a few
Switched from a US brand to AlphaVita after a recommendation and the difference is noticeable. Recovery after workouts is significantly quicker. I'm 44 and training five days a week — this has become part of my non-negotiable stack. Fast UK shipping is a bonus too. Reordering already.
Energy levels through the roof
Been taking NMN 500mg for about 8 weeks now and honestly didn't expect results this quickly. I'm 52 and my afternoon energy crashes have basically disappeared. My partner noticed the difference before I did. Capsules are easy to swallow, no taste issues whatsoever. Top quality product.
Showing the 15 most recent verified reviews. Updated 10 Oct 2026.
