What is in the portion, and what it does
Skin, hair, nails, energy and menopause: what the studies found, what women report, and what is in every portion of Core™.
Marine collagen for women: what it does for skin, hair and nails
What marine collagen is, what the studies found in women, and what 106 women reported after 8 weeks.
Collagen for wrinkles: what it does for fine lines, and how fast
The clinical trials, the skin-imaging before and afters, and the 87% of women who saw fewer fine lines in 8 weeks.
Collagen and menopause: what changes in your skin, hair and nails
Skin collagen changes fastest after menopause. Here are the trials run in menopausal women, and the 81% of 106 women who reported firmer skin after 8 weeks on our liquid marine collagen.
Collagen for hair: thicker, healthier-looking hair from the inside
Two placebo-controlled trials on hair thickness and condition, and the 86% of women who reported healthier hair in 8 weeks.
How long does collagen take to work? A week-by-week timeline
Hours to reach your blood, weeks to show in your skin, months for hair and nails: every study placed on one timeline.
Collagen for nails: what the nail study and 106 women found
The 24-week nail study, the before and after photos, and the 76% of women who reported stronger nails in 8 weeks.
How much collagen should you take a day? The doses the trials used
The daily collagen doses clinical trials used, from 1,000 mg to 10 g, set out study by study, and where one portion of Core™ sits.
Collagen after 40: what the trials at your age show
The collagen trials sorted by the ages they enrolled, from 40 upwards, and what 106 women reported after 8 weeks.
Tired all the time? The vitamins in Core™ for tiredness and fatigue
The four vitamins in Core™ with an authorised claim for the reduction of tiredness and fatigue, and how much of each is in one portion.
Liquid collagen vs powder, capsules and gummies: what actually differs
Liquid, powder, capsules or gummies: what the trials used, the three things worth checking on any label, and what one portion holds.
Vitamin C and collagen: why they go together
What vitamin C does when your body forms collagen, how much is in your skin, and why every Core™ portion carries 120 mg of it.
Collagen for skin hydration and glow: what the trials measured
How skin holds water, what the hydration trials measured, and the 89% of 106 women who reported more moisture and glow after 8 weeks on our liquid marine collagen.
Selenium and your thyroid: what the mineral does
Why the thyroid holds a higher concentration of selenium than any other organ, what the authorised wording says, and the 27.5 µg in one Core™ portion.
Marine vs bovine collagen: what the studies show
Where marine and bovine collagen come from, which source the skin trials used, and why Core™ is built on marine collagen.
Is collagen absorbed, or broken down in the stomach?
The sceptic's question, answered with what was measured in blood after a dose of hydrolysed collagen, and what separate skin trials found.
Hyaluronic acid you drink: what trials measured in skin
Where hyaluronic acid sits in your skin, what trials of 120 mg and 240 mg a day by mouth measured, and why it shares a portion with marine collagen.
Collagen for skin firmness and elasticity: what the trials measured
Firmness is what you feel, elasticity is what studies measure: the trials, and the 81% of women who reported firmer skin in 8 weeks.
Biotin for hair, skin and nails: what it does, and what it does in Core™
Biotin is a B vitamin with two authorised beauty claims, one for hair and one for skin. Here is the wording, the science behind it and where nails fit in.
Types of collagen: I, II and III explained
Where types I, II and III sit in your body, which type your skin is built from, and why a skin drink uses types I and III.
Do collagen supplements work? What the trials show
Two pooled analyses, six single studies and the 95% of 106 women who felt the appearance of their skin improved after 8 weeks on our liquid marine collagen.
Collagen before and after: 8 weeks in photos
Before and after photos of skin, hair and nails from two 8-week studies of our liquid marine collagen, with the figures 106 women reported.
Bones and muscles after menopause: what vitamin D and vitamin C do
The authorised wording for vitamin D and vitamin C on bones, muscle and cartilage, and the 60 µg and 120 mg in one Core™ portion.
B vitamins and metabolism: how your body turns food into energy
What vitamin B5, B6, B12, biotin and vitamin C do in energy-yielding metabolism, in the authorised wording, with the amount of each in one portion.
Collagen after 50: what trials in women aged 45 to 65 show
The trials that enrolled women in their fifties and sixties, what was still measurable four weeks after the last dose, and the nutrients in Core™ for this stage.
Vitamins for brain fog: the words the EU claims list uses
The three authorised wordings for mental performance, psychological function and the nervous system, and the nutrients in Core™ that hold each.
Vitamins for hair shedding: what biotin, selenium and collagen have behind them
The two nutrients in Core™ that carry an authorised hair claim, where a hair grows from, and what two collagen trials measured.
Vitamin B6, B5 and hormones: what the authorised claims say
The exact authorised wording for vitamin B6 and pantothenic acid, what EFSA based each line on, and how much of both is in one Core™ portion.
Liquid marine collagen: a guide to collagen portions
What a collagen portion is, what the words on the pack mean, everything inside one serving and how a pack fits into your day.
How to choose a liquid collagen: 6 things to check on the label
A buyer's checklist of 6 things to read on a liquid collagen label, each one explained and answered for Core™.
Menopause and metabolism: the nutrients in Core™ with authorised roles
One map of the nutrients in Core™ with authorised roles for energy-yielding metabolism, hormonal activity and thyroid function, and the amount of each in a portion.
Menopause fatigue and brain fog: the vitamins in Core™ and their authorised wording
One table: the authorised EU wordings on tiredness and mental performance, the vitamins in Core™ that hold them, and the amount of each in a portion.
Menopause hair thinning: what has been counted, measured and authorised
One prevalence study, two collagen hair trials and two authorised nutrient claims, read for your hair at this life stage.
Menopause vitamins checklist: what is in Core™, line by line
One table for label readers: each area from skin to thyroid function, the nutrient in Core™, its amount, and the authorised EU wording word for word.
Vitamins for the immune system: the five in Core™, word for word
Vitamins C, D, B6, B12 and selenium: the five nutrients in Core™ with the EU wording on the immune system, and the amount of each per portion.
Collagen, vitamin C and hyaluronic acid: why Core™ carries all three
Why one portion holds collagen, vitamin C and hyaluronic acid: the separate evidence behind each, and the trials that tested whole combination drinks.
What is hydrolysed collagen? Peptides, daltons and low molecular weight explained
A plain-English glossary of five collagen label words: collagen, hydrolysed, peptides, daltons and low molecular weight.
What is collagen, and what does it do?
The beginner's page: what collagen is, where your body keeps it, what a supplement contains and what the trials measured.
Selenium for hair and nails: the authorised claims, word for word
Selenium is the one nutrient in Core™ with both a hair claim and a nail claim. Here are the exact words, and the 27.5 µg in every portion.
Antioxidants for skin: what vitamin C and selenium are authorised to say
The one authorised antioxidant wording, the two nutrients in Core™ that carry it, and the separate claims that name skin.
Collagen with vitamins: what each one in a Core™ portion does
The seven vitamins and minerals in a Core™ portion, one by one: the amount, what each nutrient is, and the wording the EU authorises for it.
How our collagen is tested: the user trial and the clinical study
The two 8-week studies of our liquid marine collagen formula, who ran them, what 106 women reported and what skin imaging showed.
Collagen course: how long to take it, and what trials found after the last dose
How long the collagen trials ran, what they measured four weeks after the last dose, and what a 60-day course of Core™ is.
What age should you start taking collagen? The ages the trials enrolled
When skin's own collagen begins to change, and the youngest and oldest ages the collagen trials enrolled, study by study.
Collagen for crow's feet and the eye area: what the trials measured
Only the studies that took their wrinkle reading at the eye: crow's feet, eye-wrinkle volume and the imaging from our own clinical study.
Is 10,000 mg of collagen enough? What the high-dose trials measured
What the trials at 8 g to 10 g of collagen a day measured, how a label writes a high dose, and what fits into one portion.
Liquid marine collagen reviews: what women say and report
Verified buyer reviews, published accounts by beauty editors and writers, and what 106 women reported after 8 weeks, each labelled for what it is.
Collagen for joints: what the authorised claims and our trial say
The authorised vitamin C wording for cartilage, where each collagen type sits in the body, and the vitamin C and vitamin D in one Core™ portion.
What to take with collagen: vitamin C, biotin and what the trials used
What the collagen trials paired it with, why vitamin C is the nutrient people name, and what is already inside one Core™ portion.
Collagen vs hyaluronic acid: which does what?
One table sets collagen beside hyaluronic acid: what each is, where your skin keeps it, and what trials of each by mouth measured.
Signs collagen is working: what women said they noticed
What 106 women reported after 8 weeks, what four writers noticed month by month, and a simple way to keep your own record.
Vitamins for the nervous system: the ones in Core™, and the wording each one carries
One authorised EU wording, the vitamins in Core™ that carry it, what each of them is, and the amount of each in a portion.
The 60-day collagen routine: one portion a day, every day
Shake, pour, drink, chill: the daily steps, the course week by week, and the 99% of 106 women in our user trial who found our liquid marine collagen easy to include in their daily routine.
Vitamin D and collagen: what vitamin D does in your daily portion
What vitamin D is, six claims it is authorised to carry, what EFSA concluded for bones and muscle function, and the 60 µg in each Core™ portion.
Collagen in perimenopause: what the trials enrolled, and from what age
The collagen trials that enrolled women from 35, 40 and 45 upwards, what each one recorded, and what else is in a Core™ portion.
Collagen after 60: the trials whose age ranges reach 65, 70 and 75
The collagen trials whose age ranges run to 65, 70 and 75, what each measured, and the Core™ nutrients with claims for bones and muscle.
Collagen in your 30s: the trials that enrolled from 30 and 35
The published collagen trials whose age range opens at 30, 31 or 35: who took part, what they took and what each study measured.
How to take liquid collagen: shake, pour, drink
The short version: shake, pour a portion into the cap, and drink it straight or stirred into water or a smoothie.
Best collagen for women: what the trials in women used and measured
The trials that enrolled only women, in one table: who took part, which collagen, how much a day and what was measured.
Collagen for men: what the studies that included men show
An honest look at the collagen research that enrolled men: blood studies, skin trials in men and women, and the authorised nutrient claims.
Collagen for cellulite: what the one trial found
One placebo-controlled trial of 105 women tested collagen peptides for cellulite over 6 months: who took part, what was taken and what the score showed.
When to take collagen: morning or evening?
Morning, bedtime, with a meal or simply once daily: the routine each published skin trial set for its collagen, side by side.
Collagen drink or collagen cream: which does what?
Two routes for one ingredient: what a cream does at the skin's surface, what was measured after a collagen drink, and the study that set them side by side.
Vegan collagen vs marine collagen: what each one is
What collagen is, what the products called vegan collagen are, what marine collagen is, and which of them is in Core™.
Collagen vs gelatin vs bone broth: one family, three forms
Gelatin, hydrolysed collagen and bone broth side by side: what each one is, how it is made, how it behaves in water and how the amount is known.
Is collagen a protein? Protein, sugar and fat in a collagen portion
A label-reading page: why collagen counts as protein, what one Core™ portion lists for protein, sugar and fat, and what those label terms mean in EU rules.
Vitamin C and iron absorption: what the EU list says, word for word
The authorised sentence on vitamin C and iron absorption, the two on B6, B12 and red blood cells, and the amounts in one Core™ portion.
Collagen-rich foods, and what your body builds its own collagen from
Where collagen is found in food, the amino acids and vitamin C your body uses to make its own, and what a Core™ portion adds to the day.
How to store liquid collagen, and keep it in view
Where to keep liquid collagen once it is open, and how to place it so your daily portion becomes a habit.
What does liquid collagen taste like? Berry, in our case
Core™ has a natural berry flavour and is sugar free: one buyer's verdict on the taste, three ways to drink it, and what the label words mean.
How to stay consistent with collagen: a daily habit that looks after itself
Why the collagen trials used a daily amount, and eight plain ways to make one portion a day the easiest part of your routine.
An 8-week collagen plan before a wedding or event
Count back from your date: what to do at 8 weeks, 4 weeks and the week itself, and what named studies recorded at each point.
Collagen for dark spots and uneven skin tone: what skin imaging showed
The 8-week clinical study of our liquid marine collagen, the cheek imaging pair from it, and what 106 women said about how their skin looked.