Vitamin C

No trial has ever compared retinol with vitamin C for aging skin. Here is what each is actually shown to do, and where the evidence runs out.

Liposomal vitamin C absorbs better than regular vitamin C in nine of ten trials. What the evidence supports, what it does not, and the dose where it matters.

Is liposomal vitamin C better in liquid or pill form? No trial has compared them directly. What the research actually shows, and how to choose between them.

What has 6000 times more vitamin C? Nothing does — the figure is astaxanthin's antioxidant potency, not vitamin C content, and it traces to one 2007 study.

What is better than vitamin C? Nothing replaces it — but some forms beat others at specific jobs. What the evidence says on liposomal, buffered and Ester-C.

Vitamin C forms compared: the best one depends on your dose. What the evidence shows for ascorbic acid, buffered, Ester-C and liposomal, and who paid for it.

What is Ester-C vitamin used for? The same jobs as any vitamin C. Its real edge is a gentler stomach, not better absorption. See what the research shows.

Is Ester-C better than regular vitamin C? Gentler on sensitive stomachs, yes. Better absorbed, only inconsistently. What the trials show, and who paid for them.

Liposomal vitamin C vs regular vitamin C: 9 of 10 trials found better absorption, but no trial has yet shown a clear health benefit. See when it's worth it.

Ascorbic acid, buffered, Ester-C or liposomal? A research-backed comparison of the main vitamin C forms, what each costs you, and who funded the studies.

Liposomal vitamin C absorbs better than regular vitamin C in nine of ten trials. What the evidence supports, what it does not, and the dose where it matters.