Ingredient pairing
Can you mix THD Ascorbate and Vitamin B3?
Fine togetherThey're fine together.
Good news, and a myth worth retiring: niacinamide and vitamin C are fine together. The old warning that they cancel out came from lab conditions that do not reflect how modern products are made.
Routine: You can use these together, morning or night.
Skip if: very sensitive
Skip if: very sensitive in high
Which one goes first?
Either order works
- 1Cleanse
- 2THD Ascorbate + Vitamin B3
- 3Moisturize
THD Ascorbate and Vitamin B3 sit at about the same step, so the order is not critical. As a rule of thumb, apply the thinner, more watery one first, then the richer one over it.
Adding THD Ascorbate and Vitamin B3 to your routine
- Good news first: these two get along, so there is no special order or waiting period to manage.
- Still add them one at a time, a week or two apart, so if your skin does react you know which one to look at.
For your skin type Sensitive skin should ease in gently: Vitamin B3 can be mildly irritating on its own, and more so alongside another active.
This is a myth worth retiring. See it, and nine more, in the myths post →
Choosing between them instead? THD Ascorbate vs Vitamin B3 →
Also worth checking
More pairings with THD Ascorbate
More pairings with Vitamin B3
THD Ascorbate and Vitamin B3, answered
Can you mix THD Ascorbate and Vitamin B3?
They're fine together. Good news, and a myth worth retiring: niacinamide and vitamin C are fine together. The old warning that they cancel out came from lab conditions that do not reflect how modern products are made.
Should you use THD Ascorbate and Vitamin B3 in the morning or at night?
Either. THD Ascorbate and Vitamin B3 are fine to use together, morning or night.
How should you introduce THD Ascorbate and Vitamin B3?
Good news first: these two get along, so there is no special order or waiting period to manage. Still add them one at a time, a week or two apart, so if your skin does react you know which one to look at.
What else should you not mix with THD Ascorbate?
Nothing else clashes badly with THD Ascorbate. It fits into most routines, though it is always wise to introduce one new product at a time.
Sources
Plus how we reach every verdict: how we score →
General guidance, not medical advice. When in doubt, introduce one product at a time.