Comparison
By Wishtrend Pure Vitamin C 21.5 Advanced Serum vs Some By Mi Snail Truecica Miracle Repair Serum
Two serums that compete for the same routine slot. Below is the honest side by side: what makes each one different, who each one is best for, and how real users rate them.

By Wishtrend
Pure Vitamin C 21.5 Advanced SerumA high-strength 21.5 percent pure L-ascorbic acid serum that targets dullness, dark spots and uneven tone for visibly brighter, more even skin.

Some By Mi
Snail Truecica Miracle Repair SerumSnail and centella complex for repair and post acne marks.
Choose Pure Vitamin C 21.5 Advanced Serum if
- Your main concern is Dullness or Dark Spots.
- You have Normal or Combination skin.
- You want L-Ascorbic Acid 21.5%, Panthenol, Centella Asiatica Extract in the formula.
- High 21.5 percent vitamin C concentration for visible brightening
Choose Snail Truecica Miracle Repair Serum if
- Your main concern is Redness or Acne Scars.
- You have Sensitive or Acne skin.
- You want Snail Mucin, Truecica in the formula.
- You prefer the lower price (from €22 vs from €29).
At a glance
- Normal
- Combination
- Oily
- Sensitive
- Acne
- Dullness
- Dark Spots
- Uneven Tone
- Post-Acne Marks
- Redness
- Acne Scars
- Dehydration
- L-Ascorbic Acid 21.5%
- Panthenol
- Centella Asiatica Extract
- Sea Buckthorn Water
- Snail Mucin
- Truecica
- High 21.5 percent vitamin C concentration for visible brightening
- Lightweight, non-sticky texture absorbs fast
- Fades dark spots and post-acne marks over time
- calms redness
- plumping
- Initial tingling is normal and can feel intense for sensitive skin
- Best introduced gradually, 2 to 3 times a week
- Must be paired with SPF every morning
- contains fragrance
Ingredient interactions
No flagged interactions between the key ingredients in these two products. You can layer them at different routine steps without a known conflict.
What reviewers say
Pure Vitamin C 21.5 Advanced Serum
Vitamin C Boost from By Wishtrend - YesStyle
"Balanced by soothing panthenol, sodium hyaluronate, centella and fish mint, it’s obvious why this product is so popular on YesStyle."
"After using this serum for over 3 months, my skin has improved in many ways. I think the first thing I noticed is that my skin just looks more glowy. Vitamin C helps with collagen production and I found my fine lines on my forehead were definitely less pr"
Snail Truecica Miracle Repair Serum
"I have combination skin that's not sensitive but is prone to redness. I love this serum - the texture and application process are fantastic. It glides over the skin providing pleasant slip without any stickiness and works well under day or nighttime moisturize…"
SOME BY MI AHA BHA PHA 30 Days Miracle Cream - 2.02oz, 60ml
"PHA is a gentle exfoliator which help to hydrate the skin, brighten the skin, reduce the appearance of fine lines, and improve the overall texture of the skin - MIRACLE LINE : MIRACLE Lines are suitable for sensitive skin, containing high amounts of Tea Tree L…"
FAQ
What is the main difference between By Wishtrend Pure Vitamin C 21.5 Advanced Serum and Some By Mi Snail Truecica Miracle Repair Serum?
Both are serums. By Wishtrend Pure Vitamin C 21.5 Advanced Serum focuses on Dullness and Dark Spots, while Some By Mi Snail Truecica Miracle Repair Serum targets Redness and Acne Scars. Ingredient wise, By Wishtrend Pure Vitamin C 21.5 Advanced Serum leads with L-Ascorbic Acid 21.5% and Panthenol; Some By Mi Snail Truecica Miracle Repair Serum uses Snail Mucin and Truecica.
Can I use By Wishtrend Pure Vitamin C 21.5 Advanced Serum and Some By Mi Snail Truecica Miracle Repair Serum together?
They serve the same routine step, so pick one at a time rather than layering.
Which one is cheaper, By Wishtrend Pure Vitamin C 21.5 Advanced Serum or Some By Mi Snail Truecica Miracle Repair Serum?
Some By Mi Snail Truecica Miracle Repair Serum is the more affordable option based on current listed prices (from €29 vs from €22).