Hair, Skin & Nails guides
Hair, Skin & Nails guides
The nutrients behind healthy-looking skin, hair and nails, and an honest account of what food does better.
- Guides
- 24
- Products
- 6
- Avg. read
- 10 min
By product
The guides behind every product
Each hair, skin & nails product with the guides written for it — what it is, how to take it, and how it compares.
Collagen Peptides Powder
from $36.90
Shop the product4 guides
- Marine Collagen vs Bovine: How to ChooseMarine collagen vs bovine, compared by source, allergens and grams. Our powder lists 20 g of collagen from bovine hide; our gummy lists 12 mg from fish.11 min read
- Collagen in Coffee: Does Heat Ruin It?You can put collagen in coffee hot or iced. Here's why heat isn't a worry for hydrolyzed peptides, how to measure 20 g and the calories per serving.11 min read
- Biotin vs Collagen for Hair: Differences and Which to TakeBiotin vs collagen for hair is mostly a false choice. Here's what each actually does, what research suggests, and how to pick — or simply take both.10 min read
- Collagen 101: Benefits & UsesCollagen types, real benefits, and how to actually use it — an honest, plain-English guide to fitting collagen into a healthy everyday routine.5 min read
Collagen Peptides & MCT Creamer
from $39.90
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- MCT Creamer Benefits: What the Label ShowsMCT creamer benefits, sized honestly: our vanilla creamer lists 2 g of total fat per serving, so its MCTs top out around 2 g. Here's what that leaves.11 min read
- Collagen Latte Recipe: Hot, Iced or MochaA collagen latte recipe for each tub: hot or iced vanilla, a mocha and cold brew, all built on one label serving in 8 to 10 oz of liquid.11 min read
- Is Protein Creamer Good for You?Is protein creamer good for you? Our creamer lists 10 g of protein at 15% DV, not 20%. Here's what that math and the missing sugars row tell you.11 min read
- Collagen Creamer vs Powder: Which to Buy?Collagen creamer vs collagen powder, label to label: our unflavored powder lists 20 g of collagen per scoop; our creamer lists no collagen amount.11 min read
Collagen & Vitamin E Strips
from $29.90
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- Vitamin E Supplement for Skin: Worth It?A vitamin E supplement for skin is a nutrient you swallow, not a face oil. Here's what a 6 mg (40% DV) strip can honestly claim, and what it can't.11 min read
- Natural vs Synthetic Vitamin E on LabelsNatural vs synthetic vitamin E shows up as d- or dl- on a label. Here's what each prefix, the mg, the %DV and old IU figures actually mean.11 min read
- Collagen and Vitamin E Together: Safe?Can you take collagen and vitamin E together? Yes, and they do different jobs. We compare a 6 mg vitamin E strip, a 20 g collagen scoop and food vitamin C.11 min read
- Do Collagen Strips Work? Check the DoseDo collagen strips work? We read our own strip's panel, from its 6 mg of vitamin E to its collagen dose, and weigh it against a scoop of powder.11 min read
5,000mcg Biotin Strips
from $23.90
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- What to Take With Biotin and What to SkipWhat to take with biotin? Most vitamins pair fine, but our strip already lists vitamin D3 and 240 mcg of folic acid, so those are the rows to total first.11 min read
- Biotin for Nails: What It Can and Can't DoBiotin for nails gets most of the attention, yet nails are keratin grown at the matrix, so water, polish, protein at meals and age shape them too.11 min read
- How to Apply Scalp Serum: Steps, Timing and FrequencyHow to apply scalp serum, step by step — sectioning, wet vs dry hair, how often to use it, and the small habits that make a good serum actually pay off.9 min read
- Is 5,000 mcg of Biotin Too Much? What the Dose Really MeansBiotin 5,000 mcg explained honestly: what the dose really means, what research suggests for hair and nails, and a blood-work heads-up before any draw.10 min read
Biotin & Collagen Gummies
from $29.00
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- When to Take Hair Gummies (and How Many)When to take hair gummies? Our label asks for 2 a day at no set hour, so tie them to a meal you never skip. We also cover blood tests and storage.11 min read
- Biotin Gummies vs Pills: Which Is Better?Biotin gummies vs pills: our three formats all list 5,000 to 6,000 mcg, so the real choice comes down to sugar, allergens, iron and swallowing.11 min read
- Biotin Side Effects and Who Should Skip ItBiotin side effects, sorted: false lab results are documented, breakouts and weight gain aren't, and our gummy adds 1200 mcg of preformed vitamin A.11 min read
- Do Biotin Gummies Work? A Label-First LookDo biotin gummies work? Ours list 6000 mcg of biotin but only 12 mg of collagen per 2-gummy serving. Here's the honest verdict for hair and nails.11 min read
Biotin & Horsetail Hair Capsules
from $33.90
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- Hair, Skin and Nails With a Multivitamin?Can you take hair, skin and nails vitamins with a multivitamin? Our hair capsule plus our multi lists 1,280 mcg of folic acid a day, past the adult limit.11 min read
- Horsetail for Hair: Silica, ExplainedHorsetail for hair, read honestly: what its silica link does and doesn't prove, how it compares with bamboo silica and biotin, and our 359 mg blend.11 min read
- Peptide Hair Serum Buying Guide: What Actually MattersA plain-English peptide hair serum buying guide: which peptides to look for, why leave-on beats rinse-off, and how to read the label.10 min read
- Hair, Skin & Nails: Supplement GuideAn honest, plain-English guide to the nutrients behind healthy-looking skin, hair, and nails — what they do, how to use them, and where food fits in.5 min read
See for yourself
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Every product page in this collection lists its label’s ingredient amounts per serving, so any figure a guide quotes from a label is one click away.
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