Repeat purchase / brand loyalty
A very large share of reviewers explicitly mention this is their 2nd, 3rd, 4th or 5th bottle, indicating strong repurchase intent driving sales volume.
Anti-aging / mature skin positioning
Many buyers purchased specifically for aging concerns, firmness and wrinkles, often citing the product's marketing around NAD+ and peptides for skin over 30/40/50.
Gifting for parents/elders
Numerous reviewers bought it as a gift for their mother or an elderly relative, citing visible improvements in aged or sagging skin.
Ingredient reputation (NAD+, peptides)
Reviewers cite the long, impressive ingredient list featuring NAD+ and '50 peptides' as a key reason for purchase and trust in efficacy.
Social proof / hype and reviews
Several buyers say they purchased because of high ratings, social media buzz/advertising, or after trying a tester, despite some skepticism about influencer-driven hype.