photo of the front label of Green Theory Neptune probiotic aluminum free deodorant. Stick is standing against a white background. Container is a sleek black plastic. Front label features a blue orb in the background. The GT logo is at the top of the label with the G being a stylized image in the shape of a leaf. The word "Neptune" is below the logo and then the benefits "aluminum free", "non toxic", and "paraben free" are listed below.
Neptune Probiotic Natural Aluminum Free Deodorant
photo of green theory Neptune probiotic aluminum free natural deodorant for men. Stick is propped standing at a rotated angle against a black foam background
photo of deodorant laying on its back with the cap off depicting the texture of green theory natural probiotic deodorant.
photo of the back of Green Theory Neptune probiotic deodorant for men. From top to bottom, its divided into 4 sections. The top says fresh pits and peace of mind with five graphics of benefits. Under are the ingredients, directions for use, a reminder that the stick is recyclable and the green theory web page and social media pages
comparison graphic between other probiotic deodorants for men and green theory aluminum free probiotic deodorant for men. graphic shows 10 strains for greent heory and one for competitiors

Neptune Probiotic Natural Aluminum Free Deodorant

Regular price $12.99 Sale price$9.50 Save $3.49
Shipping calculated at checkout.

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Welcome to the cleanest way to get fresh, all day! Introducing Neptune, Green Theory's natural, probiotic deodorant for men. No more fear of aluminum, toxins, or harsh chemicals. Just the purest of ingredients so that you can feel confident in your deodorant - and your scent.

Neptune was made with you in mind, combining a unique blend of fragrance oils containing hints of mint oil, green apple, Italian lemon, tonka bean, Venezuelan ambroxan, and geranium flowers - similar to Versace's Eros. Plus, it's supercharged with detoxifying bentonite clay to help keep your pits feeling fresh, dry and healthy all day.

Neptune is the perfect choice for any man looking for a natural way to stay smelling good. Our deodorant is 100% natural, cruelty-free, and free of aluminum and other harsh chemicals. Forget the fear of toxins and strong scents - Neptune is the perfect mix of natural and subtle, so you can feel good about what you're putting on your body. Plus, you'll be sure to turn heads with your delicious, all-day scent.

Neptune is the perfect way to feel confident and smell great. So don't wait - Neptune is here for you. Get your natural, probiotic deodorant with a subtle and delicious scent, free of aluminum and other harsh chemicals. Get ready to stay smelling great all day and feel refreshed with every application. Try Neptune today and get ready to get fresh!

Characteristics of Neptune natural deodorant: 

Mint oil, green apple, Italian lemon, tonka bean, Venezuelan ambroxan, geranium flowers - similar to Versace: Eros

  • All day advanced odor protection - Our formula is made to last for those with active lifestyles and you can feel good knowing you're no longer exposing your body to the harsh chemicals of commercial deodorant!
  • 100% natural ingredients- aluminum, paraben and alcohol free!
  • No more embarrassing yellow pit stains. We dont use aluminum which reacts with sweat leaving those pesky stains. 
  • Detoxifying bentonite clay - Bentonite clay reverses it's electrical charge when it contacts water resulting in it attracting toxins, pulling them out of the body. You get healthier by just wearing deodorant every day!
  • Odor killing probiotics - We use 10 strain, 50 billion culture probiotics that don't produce body odor to compete with natural underarm bacteria for living space which gives you longer lasting freshness!
  • Smooth and easy application - Just hold the deodorant to your underarm for 3-5 seconds to warm up the natural oils for an easy application. Goes on clear.
  • 100% satisfaction guarantee - Hate it after two weeks? We'll issue a full refund.
  • Ingredients
  • FAQ


  • When will I receive my order? Most packages will arrive within 3-5 days of being shipped. Shipping notifications and a tracking number are sent immediately after your package has shipped. If for some reason your package has not arrived after 2 weeks, please contact us at
  • How much does shipping cost? Shipping is free to all US customers on any order over $20 otherwise it is calculated at checkout. For international customers, rates will be calculated at checkout.
  • When will my order ship? All orders leave our facility within 1-2 business days. We ship through USPS and you will receive notification with tracking information once your package has been shipped.



  • I am not satisfied with my purchase. What now? Your experience with us matters more than anything. If for any reason, you are not satisfied with any Green Theory product you have purchased, please contact us at and we will do what we can to leave you 100% satisfied
  • Do you accept returns or exchanges? How can I do this? We have an 100% satisfaction guarentee. If you've purchased any product within 30 days on our website and have an issue, we will gladly work with you to leave you satisfied. Please do not hesitate to contact us at

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