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The Longevity Shelf.
We do not run a supplement marketplace. We keep a short list of liposomal bioactive-peptide formulas from Four-Legged Longevity — the only lab that opened its notebooks to us when we asked the uncomfortable questions about encapsulation, particle size, and what oral bioavailability actually means in a 14-pound cat.
▸ Editor's pick · The full stack
The Longevity Bundle™
Gut. Joints. Cellular aging. The whole stack, monthly.
Whole-body coverage — gut, joints, and cellular aging — without three separate orders and three separate cabinets.
No. 01 on the shelf · For Dogs & Cats
PeptiBiome™
Digestive peptide formula — gut flora, immunity, coat.
A daily liposomal bioactive-peptide powder targeting gut lining repair, microbial balance, and the gut–immune axis. 30-serving flavored powder for dogs and cats.
No. 02 on the shelf · For Dogs & Cats
PeptiMotion™
Joint peptide formula — cartilage, mobility, comfort.
A liposomal hip-and-joint chewable built around bioactive peptides selected for cartilage support, with adjuncts for connective tissue and a normal inflammatory response. 120 chewable tablets.
No. 03 on the shelf · For Dogs & Cats
PeptiFurEver™
Cellular health and longevity — mitochondrial support.
A liposomal bioactive-peptide powder targeting mitochondrial function, antioxidant defense, and the cellular pathways most associated with healthy aging in dogs and cats. Flavored powder.