Woman's 'hairdressers say how beautiful hair is' using 31p-a-use buy
A shopper 'in late 40s' has said how hairdressers 'compliment' locks thanks to 31p-a-serving buy

TL;DR
- iHerb's California Gold Nutrition CollagenUP supplement is receiving rave reviews for its effects on skin, hair, and nails.
- The product contains hydrolyzed marine collagen peptides with hyaluronic acid and vitamin C.
- It is currently available at a discounted price during iHerb's anniversary sale, with the larger 464g size costing around 31p per serving with a discount code.
- Users report improvements such as hydrated and plump skin, stronger nails, and thicker hair, with some hairdressers noticing and complimenting the changes.
- The supplement is described as 'indispensable' by long-term users, with one user in her late 40s attributing her hair's beauty to consistent use over 10 years.