10% Vitamin C + E Ferulic Acid Serum — Reddit Reviews
by Timeless
Updated September 19, 2026
10% L-ascorbic acid with ferulic acid for brighter, steadier skin; can sting.
What the community says
A 10% L-ascorbic acid serum with vitamin E, ferulic acid, panthenol, and sodium hyaluronate for morning antioxidant use. People reach for it when 15% and 20% are too much. The smell is polarizing, and it can sting or trigger whiteheads.
What this means for you
What people love
- 10% L-ascorbic acid for first-timer tolerance
- Ferulic acid + vitamin E combo
- Packs down better than pricier vitamin C serums
Watch out for
- Hot-dog-water smell is real
- Thin liquid can be annoying to apply
- Can sting or bring on whiteheads
Product details
Key Ingredients
Where to buy
Real Reddit threads — 20 mentions across 14 threads
Timeless 10% Vitamin C + E Ferulic Acid Serum on Reddit, in one place — 14 threads from r/tretinoin, r/SkincareAddiction and 1 more, summarized.
“AM: • Timeless 10% Vitamin C serum”
Positive
“I use the same products for PM above ^ minus the Vitamin C and SPF.”
Positive
“Sure! I mostly use the same AM and PM products.”
Positive
“Timeless Vitamin C + E Ferulic Acid Serum”
Positive
“you’d likely have to stop the vitamin c and AA for a couple of months”
Positive
“Morning - Timeless Vitamin C + E Ferulic Acid Serum”
Positive
“I use the Timeless 10% vitamin c serum because I want the L Ascorbic acid but can’t tolerate the 15% and 20% products.”
Mentioned
“Timeless 10% vitamin c serum”
Mentioned
“can’t tolerate the 15% and 20% products”
Mentioned
“I love how my skin looks. I use a $35 Timeless 10% L Ascorbic acid vitamin c serum in the morning, then a moisturizer, then a sunscreen.”
Positive
“Mind if I ask the exfoliant you use on ur vitamin C off days? Sounds like you have a fantastic routine!”
Positive
“When you want to find a good vitamin c serum watch “You Don’t Need Skinceuticals $185 Vitamin C Serum.” on YouTube by The Budget Dermatologist.”
Positive
“AM:”
Positive
“Timeless 10% Vitamin C”
Positive
“My current routine:”
Positive
“Morning- no cleanser or Toleriane Hydrating Cleanser, Timeless 10% Vitamin C Serum, Cerave PM Lotion, Korean sunscreen”
Positive
“Here’s what I use:”
Positive
“I have dry skin and rosacea.”
Positive
