AHA products (Alpha Hydroxy Acids: Glycolic, Lactic, Malic, Citric, and Tartaric acids)
Products containing mineral oil, petroleum or parabens
Anti-acne products that exfoliate or dry the skin, such as Accutane and Salicylic acid
Antibiotics or other medications that affect your skin can also affect your tan
Anti-aging products that "renew," "refresh," or otherwise exfoliate skin
Band-Aid or adhesive tape applied to skin will pull the tan off
Bar soaps and body wash, especially deodorant or antibacterial varieties, some examples are:
Dove
Irish Spring
Dr. Bronners
Dial
Victoria Secret Products
Bath and Body Works
Oil of Olay
Aveeno
BHA Products (Beta Hydroxy Acids: salicylic acid)
Body hair bleach products will bleach the tan. Non-bleach skin lighteners are fine. Biore-type adhesive facial strips or “peel-off” masks
Bug spray, perfumes, or body sprays that are sprayed directly onto skin can remove or fade the tan. Instead, spray clothing, or spray a "cloud" of spray that you can walk through, instead of spraying directly onto skin.
Curel lotions will fade a tan faster, on some people
CeraVe
Facial masks
Exfoliating scrubs
Hair Inhibiting Lotions (Jergens, etc.) tend to make a sunless tan yellow
Makeup remover cleaning products, or oils used to clean away eye makeup
Retin-A type products (Retin-A, Renova, Tazorac, Tretinoin) all will cause faster fading
All brands of Shaving gel or cream
Razors with a moisture strip on it
Toners containing alcohols or witch hazel in the top three ingredients listed can lighten a tan
Wax or Depilatory hair removal products such as Nair, Veet, Neet, etc.