Glamorous, older female celeb photos are virtually always retouched, airbrushed etc. possibly with the exception of Dame Judi Dench. Depend upon it. If not, they have had work done! Expensive creams and supplements can't replace lost collagen, no matter what they may claim on the box, so save your money. If you want to consume collagen in the hopes of making a difference, use gelatine. It's the same thing. Both are derived from hides as by-products of the meat industry. Vegetarians beware!
Wrinkly necks are a fact of life so if it bothers you, just train yourself to hold your head up. It helps a bit. Try it in the mirror. Hold or prop your phone or tablet computer at eye level. Grow your hair and wear it loose to hide your neck or in a very tight 'chav' pony tail or up do ? Get Eva Frazer's facial exercise book and do the workouts every day... Save up £10,000 and have surgery like Lulu. She looks great at 67 ?