Over 40 and training to keep what you have got? 7 reasons people your age are adding creatine to their collagen.
10g collagen protein5g creatine, no loadingInformed Sport tested
One sachet: 10g hydrolysed collagen, 5g creatine monohydrate, vitamin C. Mixed Berry or Tropical.
Not to bulk up. Not for a physique. To keep the strength, the structure and the stairs-two-at-a-time you have now, for a lot longer. Here is what one sachet a day does, what it does not, and what people who started say.
£29.98£59.9550% OFF FIRST BOX£1.00 a serving · £24 of free gifts
Informed Sport tested
Made in the UK
60-day money-back guarantee
10g + 5gcollagen and creatine in every sachet
3gthe daily creatine dose the authorised claim is written for
£1.00a serving on your first box
4.8 / 5from 460+ KUDU reviews
Somewhere after forty the goal quietly changes. It stops being about getting stronger and starts being about not getting weaker. The lifting, the walking, the runs, the Pilates: they are all a way of keeping what you have, because everyone over forty knows someone who stopped, and saw how fast it went.
The supplement aisle has not caught up. Creatine is still sold in tubs with a bodybuilder on the front, and collagen is still sold as a beauty product. The research says both belong to the same person, someone who trains to stay capable, and the honest version of that story is what this page is for.
Who this is written for: you are over forty, you exercise two or three times a week or more, you have probably tried collagen and you have read that creatine is the most researched supplement there is but assumed it was for twenty-five-year-olds in the squat rack. You want a straight answer on whether it is worth it, and one habit rather than two. If you are after a bodybuilding stack, this is not it.
1Reason one
Creatine is not a bodybuilding supplement. It is a performance supplement, and the authorised claim is about short, hard efforts.
Here is the claim exactly as it is authorised in Great Britain: creatine increases physical performance in successive bursts of short-term, high-intensity exercise, at 3g a day or more. That is the hill on the walk, the last flight of stairs, the final set, the sprint for the bus. It is not about bulk. Most of the research uses 3 to 5g a day, no loading phase, taken every day. KUDU's sachet carries the full 5g in the monohydrate form nearly all of that research used.
10ghydrolysed collagen peptides. The same 10,000mg dose sold on its own by the big collagen brands.
5gcreatine monohydrate. The full daily dose, in the form used in most of the published research.
+ Vit Ccontributes to normal collagen formation for the normal function of cartilage and bones.
Per 19.5g sachet, from the label: energy 44kcal, protein 10g, sugar 0.1g, fat 0g. Informed Sport tested. Made in the UK.
“Superb tasting product. 5g creatine and the collagen is a great idea. Really good post workout and refreshing”
The honest bit. There are claims doing the rounds about creatine and the brain, mood and the menopause. None of those is an authorised claim in Great Britain and you will not find them on this page. What is authorised is the performance claim above, and for protein, the maintenance of muscle mass and normal bones. That is enough to be going on with.
2Reason two
The collagen half is 10g of protein, and protein contributes to the maintenance of muscle mass.
Muscle is the thing that goes if you let it. Each sachet carries 10g of hydrolysed collagen peptides, which is 10g of protein, and protein contributes to the maintenance of muscle mass and the maintenance of normal bones. It is the same 10,000mg daily dose the big collagen brands sell on its own, so you are not swapping a proper collagen for a token pinch of it.
Weeks 1 to 4Creatine reaches saturation.Taken daily at the full dose, creatine tops up your muscles' stores. The authorised claim: creatine increases physical performance in successive bursts of short-term, high-intensity exercise.
Every day10g of protein per sachet.Protein contributes to the maintenance of muscle mass and of normal bones. That is the job the collagen is doing, sachet by sachet.
Week 8 and onThe long game.Vitamin C contributes to normal collagen formation for the normal function of cartilage and bones. Consistency is the active ingredient, which is why this is built to be easy to keep up.
“Have slotted these into my daily routine and it’s helping me keep my protein intake up without having to add too much food/calories”
3Reason three
At 5g a day with no loading phase, the water-weight story mostly does not apply.
The thing that puts people off creatine after forty is the story about bloating and a jump on the scales. That comes from loading protocols, 20g a day for a week, which nobody here is asking you to do. At 5g a day the muscles fill their creatine stores over three to four weeks, and any water goes into the muscle, where it is useful, not under the skin. Most people notice nothing on the scales at all.
One sachet into a bottle of cold water. No scoop, no shaker, no loading week.
“Fantastic taste (I tried orange this time) and easy to take No after effects or upset stomach etc”
The honest bit. A small number of people do see a pound or two in the first fortnight. It is water in the muscle, it is not fat, and it settles. If the number on the scales matters more to you than how the stairs feel, know that going in.
4Reason four
One sachet replaces two tubs, and the habit is the whole point.
Both ingredients work through consistency. Creatine needs daily dosing to saturate; collagen is a months-long game. Two tubs on the counter means two things to remember, a shaker to rinse, and a creatine tub that is gritty and unflavoured and quietly gets abandoned. One flavoured sachet that dissolves in cold water is the format people actually keep up, which is why it wins even before you look at the maths.
“Love love LOVE the tropical flavour collagen protein, Vit C and creatine sachets. These are so handy and so delicious they have slotted right into my life and routine. Already feeling the benefits with consistency.”
5Reason five
It costs less than buying the two ingredients separately.
Ten grams a day of Vital Proteins collagen at the Boots price is £1.07. Five grams a day of Zooki creatine sachets is £1.06. Together, £2.13 a day. A KUDU sachet with both, plus vitamin C, is £1.00 a day on your first box and £1.34 a day on subscription after that.
Vital Proteins collagen 10g a day, Boots price£1.07
Zooki creatine sachets 5g a day£1.06
Both, bought separately two products, two scoops£2.13
KUDU, first box 10g collagen + 5g creatine + vit C£1.00
KUDU, on subscription after 33% off every box£1.34
53% less than buying both on your first box · 37% less after
Each brand's own UK price or Boots price on 8 September 2026, converted to the cost of the same daily dose. Prices change; the comparison is checked against the product page, which updates live.
The honest bit. If you are happy with 400g tubs of unflavoured bulk powder and a shaker, that is cheaper per gram than any of this. This page is for the people who tried that and stopped.
6Reason six
Fifteen seconds, wherever you are, whichever meal.
Timing does not matter; taking it does. A 19.5g sachet lives in a handbag, a desk drawer or the car, so it happens with breakfast, on the way to work, or after the class, whichever comes first. Tear, pour into cold water, stir. It tastes like a soft drink, not a supplement, which is the other reason it lasts.
TearOpen one sachet. It is 19.5g, about the size of a ketchup sachet, so it lives in a pocket or bag.
PourEmpty it into 300 to 500ml of cold water. Bottle, glass, whatever is in front of you.
StirA few stirs or a shake and it has dissolved. Drink it whenever suits: with breakfast, before training, on the way to work.
15s
Roughly how long it takes once you have done it twice. No scoops, no shaker, no measuring.
“Great product, just slip one in your bag on the way out the door for work and tastes amazing will definitely be buying more of these”
“My 5k times are not coming down but at my age I am just grateful they are not going up.”
7Reason seven
Half price for your first box, £24 of gifts, and 60 days to decide.
Reason seven is the offer. Your first box of 30 sachets is £29.98 instead of £59.95, with a KUDU bottle and a liquid collagen sampler in the box free. Delivery is free on every subscription box, you can pause, skip or cancel anytime, and if after two months it has not earned its place, the 60-day money-back guarantee means you tell them and get your money back.
1. First box 50% off30 sachets for £29.98 instead of £59.95, applied automatically at checkout. One use per customer.
2. £24 of free giftsA KUDU bottle and a liquid collagen sampler in your first box. Free delivery on every subscription box.
3. 60-day money-back guaranteeTry it for two months. If it is not for you, tell them and you get your money back. Pause, skip or cancel anytime.
“Product is really really good. Boxing is super slick and love the water bottle. Nicely surprised by this.”
Tick whichever of these is true. Ten seconds, and it tells you whether this page is for you.
Tick what applies and we will tell you straight.
Probably not for you if: you want the cheapest possible creatine per gram (buy a bulk tub), you are vegetarian or vegan (the collagen is bovine), or you are hoping for a shortcut instead of a daily habit.
The alternatives, honestly
What people over 40 usually do instead
All four can work. Only one of them tends to still be happening in week eight.
KUDU sachet
Two tubs
Creatine gummies
Collagen drinks
Collagen dose
10g, on the label
Whatever you scoop
None
Usually 5 to 10g
Creatine dose
5g monohydrate
Whatever you scoop
Often under 3g, some tested at near zero
None
Morning routine
Tear, pour, stir. 15 seconds.
Two scoops, a shaker, a rinse
Chew 3 to 5 gummies
Open, drink
Taste
Mixed Berry or Tropical
Creatine: gritty and unflavoured
Sweet, sugary
Varies
Goes in a bag
Yes, 19.5g flat sachet
No
Yes
Yes, but bulky
Cost per day for both
£1.00 first box, £1.34 after
£2.13 for the branded pair
Plus a separate collagen
Plus a separate creatine
Third-party tested
Informed Sport
Depends on brand
Rarely
Depends on brand
Two-tub costs use Vital Proteins (Boots) and Zooki prices on 8 September 2026. Bulk unflavoured powders are cheaper per gram and still need two tubs, a scoop and a shaker.
In their own words
People who made the switch
Verified reviews from kudunutrition.com. The first four are on the Collagen + Creatine sachets; the rest are KUDU liquid collagen customers, quoted for taste, routine and how it sits.
“Superb tasting product. 5g creatine and the collagen is a great idea. Really good post workout and refreshing”
LLucy N. Collagen + CreatineVerified
“Love love LOVE the tropical flavour collagen protein, Vit C and creatine sachets. These are so handy and so delicious they have slotted right into my life and routine. Already feeling the benefits with consistency.”
EE. V. Denman Collagen + CreatineVerified
“Product is really really good. Boxing is super slick and love the water bottle. Nicely surprised by this.”
CCarrie S. Collagen + CreatineVerified
“Easy to mix and tasty”
RRaymond U. Collagen + CreatineVerified
“My 5k times are not coming down but at my age I am just grateful they are not going up.”
VVerified buyer KUDU liquid collagenVerified
“Fantastic taste (I tried orange this time) and easy to take No after effects or upset stomach etc”
I am over 40 and have never taken creatine. Is it too late to start?
No. The authorised performance claim applies to adults taking 3g or more a day, whatever age they start. The one thing that matters is taking it every day, which is what the sachet format is built for.
Is creatine only for people who lift weights?
No. The authorised claim is about performance in short, high-intensity bursts, which covers intervals, hills, sets, sprints and the last flight of stairs as much as the squat rack. The 5g daily dose in each sachet is the standard maintenance dose used in the research, with no loading phase.
Will creatine make me bloated or heavier?
Creatine draws water into the muscle, not under the skin. Some people see a small rise on the scales in the first week or two as the muscles top up; that is water stored where it is useful, not fat. At 5g a day with no loading phase, most people notice nothing at all.
Why put collagen and creatine in the same sachet?
Because most people who take one should be taking the other, and nobody keeps up two tubs. Collagen is 10g of protein per sachet, and protein contributes to the maintenance of muscle mass and normal bones. Creatine increases physical performance in short, high-intensity bursts. One habit covers both.
Is 10g of collagen a proper dose?
Yes. 10,000mg is the same daily dose the big collagen brands sell on its own. KUDU uses hydrolysed bovine collagen peptides with vitamin C, which contributes to normal collagen formation for cartilage and bones.
What does it taste like, and does it mix?
Two flavours, Mixed Berry and Tropical (mango and pineapple). It dissolves in cold water in seconds and tastes like a soft drink rather than a supplement. One reviewer called it addictive, another says it tastes like tangy orange. It is sweetened with sucralose and has 0.1g of sugar.
When should I take it?
Whenever you will actually take it. Both ingredients work through daily consistency, not timing. Most people have it with breakfast, on the commute or around training.
What does the first box cost, and what happens after?
Your first box of 30 sachets is £29.98 (50% off), with a KUDU bottle and a liquid collagen sampler free. After that, subscription boxes are 33% off at £40.17, or £1.34 a serving, and 40% off from box six. Delivery is free on every subscription box, and you can pause, skip or cancel anytime. One-time purchase is £44.74.
What if it is not for me?
There is a 60-day money-back guarantee. Try it for two months; if it is not for you, tell them and you get your money back.
Does creatine cause hair loss?
There is no study showing creatine causes hair loss. The worry comes from one small 2009 study in rugby players that measured a rise in a hormone linked to hair loss, and it has never been repeated. At 5g a day, the amount in one sachet, it is not something the research supports.
Is creatine safe to take every day?
Creatine monohydrate is one of the most studied supplements there is, and daily use at 3 to 5g in healthy adults has a long safety record. Drink normally; it does not need litres of extra water. If you have a kidney condition, are pregnant, or take prescription medication, check with your GP first, as you would with any supplement.
Is it tested?
Informed Sport tested, so every batch is screened for banned substances. Made in the UK. Not suitable for vegetarians or vegans (the collagen is bovine).
The decision
Keep what you have got. One sachet a day.
Your first box of 30 is half price with £24 of free gifts, applied automatically at checkout. Sixty days to decide if it stays.
