The serum is an investment at $78 a bottle, so if you’re also hoping to try, and you have the coin to spend, I would suggest going for the three-pack, which brings the price down to $66 a pop ...

This serum’s available in two sizes: a mini 15 mL version for $18 (similar in size to a tube of lip gloss) and 50 mL version for $38. How I tried Topicals Faded Serum ...

Quality skin care, especially products that fend off signs of aging, can be expensive — but TruSkin Vitamin C Serum lives up to the hype as affordable and effective.