ForumDosing & Titration

Collagen Questions

4 replies5 peopleApr 23, 2026☆ Follow
Summary

Best collagen forms for hair thinning during weight loss, including injectables vs powder or capsules?

Participants share personal approaches to collagen for hair support while losing weight. Powder is mixed into shakes for practicality with larger doses, often alongside vitamin C. GHK-Cu is noted for stimulating natural collagen via topical or injectable use, with a peptide variant suggested for hair. Fish collagen in peptide form is mentioned as an absorbable daily option at lower amounts.

What this discussion establishesWhere people disagree

Whether to pursue injectable peptides like GHK-Cu or stick with standard oral powder/capsules

Still open

How well any of these prevent hair thinning specifically during weight loss

Nothing here is advice.

4 replies · 5 people
PlainTimber26archiveopening postApr 23

I'm just starting out losing weight and recall hair thinning happened in past efforts. Already taking a multi and biotin. Considering adding collagen as well. Anyone using an injectable peptide version or do most stick with powder and capsules? I'd probably try powder or capsules but open to other ideas.

SlowSparrow81archiveApr 23

Injectable collagen isn't really a thing. Hyaluronic acid can be injected into joints though, especially after forty. Collagen needs high amounts like ten to twelve grams daily plus vitamin C since it supports synthesis. Powder ends up the cheapest way.

RustKettle37archiveApr 29

I use a powder. I add the scoop to a premade protein shake with vitamins each morning, seal it, and shake it thoroughly. Capsules are usually my choice but I'm already on a few other capsule supplements and the needed collagen quantity makes powder simpler to measure accurately.

PatientBeacon15archiveApr 29

GHK-Cu prompts the body to make its own collagen. Some apply it on the skin while others inject it, and some do both. It provides various additional benefits. A doctor on YouTube has a long video on the subject that makes it sound almost like a miracle treatment. A related form called AHK-Cu is claimed to be even better for hair.

IronAlder39archiveApr 29
↳ replying to @PlainTimber26 (opening post)

Fish collagen is favored, especially from cod, in peptide form since that absorbs readily. Five grams daily works because the peptide version allows a reduced dose.

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