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Fera Pets Longevity Soft Chews for Dogs, 90 soft chews, SKU 4624 vs Zesty Paws Healthy Aging NAD+ Precursor

Specs, prices, editor verdict, and who should buy which, compared side by side.

By Ryan · Founder
Updated Oct 10, 2026

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Quick verdict

Fera Pets Longevity Soft Chews for Dogs, 90 soft chews, SKU 4624 (mid, $49.95) vs Zesty Paws Healthy Aging NAD+ Precursor (mid, $59.97). Different tools for different jobs (see the per-product details below).

Compared on 0 shared specs · same category (pets).

White Fera Pets Longevity soft chew jar with a blue band label and four square brown chews stacked in front of it on a beige background
Fera Pets

Longevity Soft Chews for Dogs, 90 soft chews, SKU 4624

Fera Pets Longevity Soft Chews put NMN, resveratrol, MCT oil, L-ergothioneine and phosphatidylserine into one chicken bone broth chew for dogs. A jar of 90 is $49.95, or $39.96 on Autoship.

PRICE
$49.95
View at Fera Pets →
Zesty Paws Healthy Aging NAD+ Precursor capsules box for dogs
Zesty Paws

Healthy Aging NAD+ Precursor

This is the rare pet supplement that borrows directly from the human longevity playbook. The active ingredient is Niagen, the branded nicotinamide riboside found in supplements people take for cellular aging, now dosed for dogs.

PRICE
$59.97
The verdict

We have not scored these two head to head, so this page does not name a winner. The Fera Pets Longevity Soft Chews for Dogs, 90 soft chews, SKU 4624 starts at $49.95 and the Zesty Paws Healthy Aging NAD+ Precursor at $59.97. The per-buyer recommendations below say who each one suits.

Who should buy which

Pick the Fera Pets Longevity Soft Chews for Dogs, 90 soft chews, SKU 4624 if

Owners of dogs 12 months and older who are comfortable taking the amounts per chew on Fera's word, and who would use Autoship to bring a jar to $39.96.

Skip if

You want a published potency assay before you buy; your dog's diet excludes chicken, bacon fat, coconut or oat; or you ship to Alaska, Puerto Rico or another US territory, where Fera does not deliver.

Pick the Zesty Paws Healthy Aging NAD+ Precursor if

Owners of senior or aging dogs who already believe in NAD+ support for themselves and want the most direct, single-active way to extend that thesis to their dog.

Skip if

You want proven, vet-backed outcomes today, or you would rather spend on a broad senior multivitamin that covers joints, gut, and heart in one chew.

Go deeper

FULL REVIEW
Read the Fera Pets Longevity Soft Chews for Dogs, 90 soft chews, SKU 4624 review →
FULL REVIEW
Read the Zesty Paws Healthy Aging NAD+ Precursor review →

Frequently asked

Which is better, the Fera Pets Longevity Soft Chews for Dogs, 90 soft chews, SKU 4624 or the Zesty Paws Healthy Aging NAD+ Precursor?

We have not scored these two head to head, so this page does not name a winner. The Fera Pets Longevity Soft Chews for Dogs, 90 soft chews, SKU 4624 starts at $49.95 and the Zesty Paws Healthy Aging NAD+ Precursor at $59.97. The per-buyer recommendations below say who each one suits.

How much do they cost?

Fera Pets Longevity Soft Chews for Dogs, 90 soft chews, SKU 4624: $49.95. Zesty Paws Healthy Aging NAD+ Precursor: $59.97. Prices are verified against the manufacturer; check the live links for current pricing.

Who should buy which one?

Fera Pets Longevity Soft Chews for Dogs, 90 soft chews, SKU 4624: Owners of dogs 12 months and older who are comfortable taking the amounts per chew on Fera's word, and who would use Autoship to bring a jar to $39.96. Zesty Paws Healthy Aging NAD+ Precursor: Owners of senior or aging dogs who already believe in NAD+ support for themselves and want the most direct, single-active way to extend that thesis to their dog.

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