By Tim O'Brien · 7 minute read · Last updated June 2026
Collagen is one of those supplements people buy on a recommendation and then stare at the tub wondering what they actually got. Type I? Multi-collagen? Peptides? Marine or bovine? Ten grams or twenty? It's a simple thing wrapped in confusing labels.
This guide is from the team at The Healthy Place, a family-owned Wisconsin health store with three locations and an attached functional medicine clinic. Collagen is one of the questions we field most at the counter, so here's the plain version: what it is, the types, what people actually use it for, and how to take it without overthinking it.
What collagen actually is
Collagen is the most abundant protein in your body. Think of it as the scaffolding: it's a big part of your skin, your hair and nails, your tendons and joints, and the lining of your gut. Your body makes its own, but production gradually slows starting in your mid-twenties, which is part of why skin loses some bounce and joints get a little creakier with age.
A collagen supplement gives your body the raw amino acids (glycine, proline, hydroxyproline) that collagen is built from. Most powders are hydrolyzed collagen, also called collagen peptides, which just means the protein has been broken into small pieces so it dissolves easily and is simple to digest. That's the form most of the research uses, and the form most people do best with.
One honest note up front: collagen supports the normal structure of skin, joints, and connective tissue. It's not a treatment for a medical condition, and it won't replace care from your doctor. With that said, here's how to make sense of the shelf.
The types of collagen (and why "multi" is popular)
Your body has more than two dozen types of collagen, but a handful matter for supplements:
- Type I: the most common type in your body, concentrated in skin, hair, nails, and tendons.
- Type II: found mostly in cartilage, so it's the one usually tied to joints.
- Type III: works alongside Type I in skin and blood vessels.
- Types V and X: smaller players you'll see listed in "multi" blends.
This is why multi-collagen products have gotten so popular. Instead of choosing, you get several types from several sources in one scoop, which covers skin, hair, nails, and joints together. The Ancient Nutrition Multi Collagen line is the one we get asked about most for exactly that reason. If you have a single goal (say, just skin), a Type I peptide is plenty; if you want broad coverage, a multi is the easier call.
What people actually use collagen for
The two best-studied uses are skin and joints.
Skin. In several randomized trials, daily collagen peptides were associated with improvements in skin hydration and elasticity over roughly 8 to 12 weeks (summarized here). It's not an overnight change, and it's not a wrinkle eraser. It's a slow, supportive nudge for skin that's naturally making less of its own.
Joints. A well-known 24-week study in athletes with activity-related joint discomfort found those taking collagen reported more comfort than the placebo group (Clark et al., 2008), and a more recent review reaches cautiously positive conclusions for joint support (Nutrients, 2023).
People also take it for hair and nails and as a simple protein boost (a scoop adds roughly 9–10 grams of protein with no flavor). The evidence there is lighter, but it's a reasonable everyday use. As with anything, results are gradual and vary person to person.
Powder, capsules, or "with extras": which format
The form is mostly about how you'll actually use it day to day:
- Unflavored peptide powder is the workhorse. It stirs into coffee, smoothies, or oatmeal with no taste. Best if you want a real 10–20 g dose and don't mind one extra step. See Vital Proteins Collagen Peptides or Great Lakes Wellness Collagen Peptides.
- Capsules are for convenience and travel. The trade-off: the dose per capsule is small, so you take several. Good for consistency, less ideal if you want a big daily amount.
- Flavored or "plus" blends pair collagen with things like vitamin C (which your body uses in its own collagen-making) or other add-ins. Nice if you'll drink it like a treat; just check the added sugar.
You can see the full lineup, sources, and prices side by side in our collagen collection.
Marine vs. bovine vs. multi
The source is the animal the collagen comes from, and it mostly changes the type you get and any dietary fit:
- Bovine (cow): rich in Types I and III; the common, affordable choice for skin and general use.
- Marine (fish): mostly Type I, with small peptides some people prefer for skin. A fit if you avoid beef or pork (not for fish allergies).
- Multi-source: blends bovine, marine, chicken, and eggshell membrane to cover Types I, II, III, V, and X at once.
None is dramatically "better" than the others. Pick by the type you care about, your diet, and your budget.
How to take collagen (and what to put it in)
This is the easy part. Most studies use 10 to 20 grams a day, which is usually one to two scoops of powder. A few practical notes:
- Timing doesn't matter much. Morning or night, with food or without, it's fine. Consistency beats timing, so attach it to something you already do daily.
- It mixes into almost anything. Unflavored peptides dissolve in hot or cold liquid. Easy homes for it: morning coffee, a smoothie, oatmeal, yogurt, even soup.
- Pair it with vitamin C if it's convenient. Your body uses vitamin C to build its own collagen, so a peptide scoop alongside a C-rich breakfast (or a blend that includes it) is a sensible combo.
- Give it time. Skin and joint changes in the research show up over 8 to 12 weeks of daily use, not days. Treat it like a habit, not a quick fix.
A few easy ways our customers work it in: a scoop in the morning coffee, blended into a fruit-and-yogurt smoothie, or stirred into oatmeal with berries. No recipe skills required.
Who actually benefits, and who can skip it
Collagen makes the most sense if you're in your 30s or beyond and thinking about skin, hair, nails, or everyday joint comfort, or if you simply want an easy, near-tasteless protein add-on. If you already eat plenty of protein and have no particular skin or joint goal, it's a nice-to-have rather than a need. And if you're pregnant, nursing, or managing a health condition, check with your provider first, as you would with any supplement.
How to pick a quality collagen
Run through this in the aisle:
- Hydrolyzed / peptides on the label, which is the form your body takes up most easily.
- Third-party tested, so an outside lab has checked what's actually in the tub.
- A clean ingredient list: collagen (and maybe vitamin C), without a pile of fillers or added sugar.
- The type and source you wanted, matched to your goal and diet.
- A real dose, so aim for products that get you to 10 g or more per serving without taking eight capsules.
When you'd rather just ask someone
If you're standing there comparing two tubs and not sure which fits, that's genuinely what our Wellness Consultants are for. Tell us your goal (skin, joints, just protein) and your diet, and we'll point you to the type, source, and format that makes sense, with no pressure and no upsell.
Talk to a Wellness Consultant → or browse the collagen collection to compare options.
Reviewed by our Wellness Consultants at The Healthy Place in Madison, Wisconsin. Free shipping on qualified orders.
These statements have not been evaluated by the Food and Drug Administration. These products are not intended to diagnose, treat, cure, or prevent any disease.
