skip to content
Old Dog Longevity

the price

One pen. $119. 28-day use window.

About $4.25 a day. A 90-day guarantee. No lock-in. The price is the price — no coupon theater.

start here

1 pen

$119

28 days · 1 pen

Choose 1 pen

the 12-week protocol

3 pens

$299

84 days · 3 pens · save $58

Choose 3 pens

best value

6 pens

$558

168 days · 6 pens · save $156

Choose 6 pens

what the price includes

The price includes everything.

The pen, the weight sticker, the routine card, the peel-a-day log, and the batch certificate by lot number. No separate starter kit, no upsell to unlock the basics.

The guarantee is 90 days across your first three pens. If you don't see a change you can describe, email us for a full refund of those pens. Keep the pens.

the daily ritual

Start with one pen.

One pen, 60 clicks, weight-set dosing, once daily. 90-day guarantee. No lock-in.