Flagship
What Is Ultra-Dose Vitamin C?
The UltraVitas definition of ultra-dose, how it compares with standard intake references, and where the current formulas sit.
Read the ultra-dose vitamin C explainerUltraVitas Ultra-Dose Lab
Ultra-Dose Lab
Vitamin C gets more interesting the deeper you go.
Ultra-Dose Lab is where UltraVitas explores the biology, history, chemistry, and unanswered questions behind high-potency vitamin C. Short answers first. Science when you want it. No boring lectures.
Ultra-dose is UltraVitas terminology for high-potency vitamin C supplementation, not an established medical dosage classification.
Start with: What Is Ultra-Dose Vitamin C?Published Stories
Start here
Dose comparison
1,000 mg vs 3,000 mg Vitamin C: What's Actually Different?
The obvious answer is 2,000 mg. The useful answer involves absorption, tolerance, and personal preference.
6 min read
Compare 1,000 mg and 3,000 mg servingsHuman biology
Evolution
Humans Broke Their Vitamin C Factory
Most mammals can make vitamin C. Humans can't. The reason is buried in our evolutionary history.
4 min read
Read why humans can't make vitamin CAbsorption
You Took 3,000 mg. Now What?
A 3,000 mg serving does not mean 3,000 mg enters your bloodstream. Follow vitamin C through the body.
5 min read
Follow 3,000 mg of vitamin C through the bodyPhysiology
Why Is There So Much Vitamin C in the Adrenal Glands?
Vitamin C is not spread evenly through the body. Some tissues hold far more than others — and the adrenal glands are near the top.
5 min read
Read about vitamin C and the stress responseFormulation & chemistry
Biochemistry
Vitamin C + Collagen: It's Chemistry, Not Marketing
Vitamin C is a required cofactor for the enzyme steps behind normal collagen formation. That is physiology, not a pairing invented by marketers.
5 min read
Read how vitamin C supports normal collagen formationSourcing
Is “Natural” Vitamin C Better Than Synthetic?
A vitamin C molecule does not know whether it came from an orange or a supplement. Here is what human bioavailability research shows.
4 min read
Compare natural and synthetic vitamin CTaste chemistry
Why Does High-Dose Vitamin C Taste So Sour?
Because vitamin C is literally an acid. The fun part is what formulation does with that.
4 min read
Read why vitamin C tastes tartFormat comparison
Powder Sticks vs. Pills, Gummies, and Effervescents
Four ways to take vitamin C, and one practical constraint that decides most of it: how much actually fits in a serving.
5 min read
Compare vitamin C formats side by sideQuestions we're still exploring
Ultra-dose history
Some People Take HOW Much Vitamin C?
Gram-level vitamin C supplementation has existed for decades, including documented personal use around 10 grams per day. Why?
6 min read
Read the high-dose vitamin C historyEmerging science
What Happens When Vitamin C Reaches the Gut?
Not every milligram of a large oral dose is absorbed in the small intestine. What the rest does downstream is still being studied.
5 min read
Read the emerging gut microbiome researchForm comparison
High-Dose Ascorbic Acid vs. Liposomal Vitamin C
Same molecule, different packaging around it. Here is what the published human evidence currently supports.
5 min read
Compare ascorbic acid and liposomal vitamin CStart here
The Category Page Behind the Lab
Every story here builds on one idea: UltraVitas formulates for high potency rather than minimum nutritional adequacy. The flagship overview explains what ultra-dose vitamin C means, how it compares with standard intake references, and where current UltraVitas formulas sit.
Read: What Is Ultra-Dose Vitamin C?The formulas
Want to See the Formulas?
The Lab explores the questions. The product pages show how UltraVitas currently puts its ultra-dose philosophy into practice — 1,000 mg and 3,000 mg of vitamin C per single-serve powder stick.